A fun and challenging jumbo puzzle for kids to develop problem-solving skills.
Engaging Wooden Jumbo Knob Puzzles
Our Rank:
Melissa & Doug Wooden Jumbo Knob Puzzle 2-Pack for Baby and Toddler Boys and Girls is an inviting way to lay the groundwork for early learning! These charming puzzles – featuring a barn-shaped Large Farm with 8 pieces and a house-shaped First Shapes puzzle with 5 pieces – not only captivate little ones' imaginations but also enhance their fine motor skills and hand-eye coordination. The sturdy wooden pegs are perfectly designed for tiny hands to grip, and the colorful images underneath each piece make matching a delightful learning experience. As parents, we cherish the joy and growth that comes from screen-free play, making these puzzles a fantastic gift for curious minds aged 12 months to 2 years. 12-24 months
Develops skills:
fine motor skills, hand-eye coordination, problem solving, shape recognition, cognitive development
Why we love it:
Engaging Wooden Jumbo Knob Puzzles feature sturdy wooden pegs that tiny hands can easily grip, turning learning into a colorful and delightful adventure that sparks imagination.
Master the Largest Snoopy Puzzle!
Our Rank:
RoseArt - Peanuts - World's Largest Snoopy Puzzle is the perfect blend of fun and challenge for adults and older kids alike! Spanning an impressive 4ft 5in tall, this 1600-piece masterpiece doesn't just provide hours of entertainment; it's a wonderful way to boost critical thinking skills and enhance spatial reasoning while enjoying a nostalgic piece of Peanuts art. As we piece together Snoopy's joyful visage, we also cultivate patience and collaboration if done as a group. Plus, with the included bonus poster for reference, we can find joy in each moment of discovery as we complete this cheerful challenge together! 14+ years
Develops skills:
critical thinking, spatial reasoning, patience, collaboration, problem solving, fine motor skills
Why we love it:
Master the Largest Snoopy Puzzle! spans an impressive 4ft 5in tall, turning puzzle-solving into an epic family challenge filled with laughter and collaboration.
My First Shapes Sorter Puzzle
Our Rank:
The Bigjigs Toys Wooden My First Shapes Sorter Puzzle is a delightful way for our little ones to explore the world of shapes and colors! With nine chunky, colorful pieces perfectly sized for tiny hands, this puzzle invites kids to lift, grasp, and match shapes to their corresponding slots. As we engage our children in this playful activity, they develop crucial skills like shape and color recognition, fine motor skills, and hand-eye coordination. It’s the perfect blend of fun and education, crafted from high-quality, responsibly sourced materials we can feel good about. 2-5 years
Develops skills:
shape recognition, color recognition, fine motor skills, hand-eye coordination, problem solving
Why we love it:
My First Shapes Sorter Puzzle includes nine chunky, colorful pieces that make learning shapes and colors a tactile and engaging experience for little hands.
Shapes & Emotions Chunky Puzzle
Our Rank:
The B. toys Shapes & Emotions Chunky Puzzle is a delightful introduction to learning for toddlers aged 2 and up! This interactive puzzle not only helps little ones master geometric shapes like squares, triangles, and circles but also gently introduces them to emotions such as happiness and anger through fun illustrations. As parents and educators, we love how this engaging toy fosters cognitive development, hand-eye coordination, and emotional literacy in a playful, vibrant way. Watching our children explore and match these colorful shapes can really spark joy and curiosity! 2+ years
Develops skills:
cognitive development, emotional literacy, hand-eye coordination, shape recognition, problem solving
Why we love it:
Shapes & Emotions Chunky Puzzle features colorful illustrations that teach kids about emotions while mastering shapes, making learning about feelings as fun as piecing together a puzzle!
My First Shaped Puzzle Adventure
Our Rank:
The Learning Journey My First Shaped Puzzle is the perfect way to spark curiosity in children aged 2 and up! These engaging two-piece puzzles, designed for little hands, are a wonderful tool for building cognitive skills and promoting early learning in a fun and interactive way. With each colorful puzzle piece, children enhance fine motor skills and hand-eye coordination while recognizing shapes, colors, and everyday objects. As parents and educators, we can watch with joy as our little ones gain confidence and a sense of achievement with each completed puzzle! 2+ years
Develops skills:
fine motor skills, hand-eye coordination, cognitive skills, shape recognition, color recognition
Why we love it:
My First Shaped Puzzle Adventure features engaging two-piece designs that help little hands grasp shapes while boosting confidence with every completed puzzle—educational play at its finest!
Montessori Shapes & Numbers Puzzle
Our Rank:
The Chuckle & Roar Montessori Shapes & Numbers Wooden Puzzle is a delightful way to engage your toddler in hands-on learning. This beautifully crafted puzzle not only helps kids recognize shapes and numbers but also promotes essential skills like sequencing and counting, all while aligning with Montessori educational principles. As fellow parents, we appreciate how this puzzle fosters independent thinking and fine motor skills, making it a wonderful tool for fun and exploration. It's a perfect gift choice to inspire joy and creativity in your child's playtime! 2-4 years
Develops skills:
shape recognition, number recognition, sequencing, counting, fine motor skills, independent thinking
Why we love it:
Montessori Shapes & Numbers Puzzle features beautifully crafted wooden pieces that make learning shapes and numbers feel like a game, inspiring both joy and creativity in our little ones.
Shapes Fun-to-Know Puzzle Adventure
Our Rank:
Shapes Fun-to-Know Puzzles are a delightful way for our little learners to explore shapes while expanding their vocabulary! Each sturdy piece not only helps with shape recognition but also features 40 engaging words on the backs, encouraging language development and cognitive skills. As parents and educators, we appreciate the durable design that promises years of use and the tidy cardboard storage box that makes clean-up a breeze. Watching our children piece together these colorful puzzles sparks joy and curiosity while laying the groundwork for essential learning. 3+ years
Develops skills:
shape recognition, vocabulary development, cognitive skills, fine motor skills, problem solving
Why we love it:
Shapes Fun-to-Know Puzzle Adventure features 40 engaging words on the backs of sturdy pieces, making vocabulary expansion feel like a colorful, interactive treasure hunt.
Excellerations Wooden Shape Puzzles
Our Rank:
The Excellerations Wooden Shape Puzzles set sparks joy and learning for children as they dive into the world of shapes! By exploring six basic shapes—circle, square, triangle, rectangle, hexagon, and pentagon—kids engage in a hands-on experience that enhances their fine motor skills and hand-eye coordination. The inviting natural color palette and chunky pieces are just right for little hands, making it an ideal choice for home or preschool play. Whether learning alongside a parent or with peers, these interactive puzzles create a fun-filled environment conducive to early math skills and collaborative learning. 2-5 years
Develops skills:
fine motor skills, hand-eye coordination, shape recognition, problem solving, collaborative learning
Why we love it:
Excellerations Wooden Shape Puzzles include six chunky pieces that fit perfectly in little hands, making math exploration and teamwork as fun as a playdate!
Lift & Learn Puzzle: Colors & Shapes
Our Rank:
The Learning Journey: Lift & Learn Puzzle Colors & Shapes is an engaging and vibrant educational toy designed for preschoolers aged 3 and up. With 16 fun pieces featuring bright colors and unique textures, this puzzle not only teaches essential colors and shapes but also enhances fine motor skills and hand-eye coordination. As children explore and fit each piece, they develop problem-solving abilities and boost their confidence through each little victory. This toy is more than just play; it’s a stepping stone to creative thinking and early literacy skills! 3+ years
Develops skills:
fine motor skills, hand-eye coordination, problem solving, color recognition, shape identification, confidence building
Why we love it:
Lift & Learn Puzzle: Colors & Shapes features 16 engaging pieces that not only teach colors and shapes but also celebrate every little accomplishment with your child.
Deluxe Jumbo Knob Puzzle for Learning
Our Rank:
The Melissa & Doug Deluxe Jumbo Knob Wooden Puzzle - Geometric Shapes is a delightful way to engage your little ones in hands-on learning! With its colorful geometric artwork and sweet illustrations, this puzzle captivates children’s imaginations while enhancing their fine motor skills and shape recognition. The extra-thick wooden pieces feature jumbo knobs that are easy for tiny fingers to grasp, making it perfect for both play and early educational experiences. Plus, the matching pictures underneath each piece provide a fantastic learning opportunity that aids in visual memory and cognitive development. 2-4 years
Develops skills:
fine motor skills, shape recognition, visual memory, cognitive development, hand-eye coordination
Why we love it:
Deluxe Jumbo Knob Puzzle for Learning features extra-thick wooden pieces with jumbo knobs, making shape recognition a colorful adventure that also strengthens those tiny fingers.
Engaging Early Learning Shapes Puzzle
Our Rank:
The Pearhead Wooden Shapes Puzzle is a delightful way to introduce toddlers to the exciting world of colors and shapes! Perfect for little hands, this interactive learning tool encourages cognitive skills development as your child manipulates the vibrant puzzle pieces. With its focus on hand-eye coordination and problem-solving, it seamlessly combines fun and education. Parents and educators alike will appreciate its safe design, making playtime both secure and enriching for curious minds. 12 months and up
Develops skills:
hand-eye coordination, cognitive skills, problem solving, shape recognition, color identification
Why we love it:
Engaging Early Learning Shapes Puzzle comes with vibrant puzzle pieces that make learning shapes and colors a delightful adventure for tiny hands and curious minds.
Engaging Wooden Number & Shapes Puzzle
Our Rank:
The Battat Wooden Number & Shapes Puzzle is a delightful way to ignite your child's love for learning! Perfect for toddlers aged 2 and up, this vibrant set not only entertains but also promotes essential fine motor skills and hand-eye coordination. With 15 colorful pieces that fit snugly into a beautifully crafted board, kids can explore numbers and shapes while enhancing their cognitive development. Parents will appreciate how this educational toy transforms playtime into a fun, interactive learning experience! 2+ years
Develops skills:
fine motor skills, hand-eye coordination, cognitive development, number recognition, shape exploration
Why we love it:
Engaging Wooden Number & Shapes Puzzle features 15 colorful pieces that snugly fit into a beautifully crafted board, turning learning into a playful exploration of numbers and shapes.
Wild Jumbo Puzzle for Learning Fun
Our Rank:
The Wild Jumbo Puzzle Forest Animals is a delightful 40-piece floor puzzle designed for kids ages 3 and up. As children fit these large, colorful pieces together, they're not only engaging in a fun activity but also enhancing their fine motor skills, hand-eye coordination, and creativity. Perfect for group play or solo exploration, this puzzle turns learning into an adventurous journey through the animal kingdom! 3+ years
Develops skills:
fine motor skills, hand-eye coordination, creativity, problem solving, spatial reasoning, teamwork
Why we love it:
Wild Jumbo Puzzle for Learning Fun features 40 colorful pieces that transform learning into an engaging adventure, helping kids build essential skills while exploring the animal kingdom.
Mighty Dinosaurs Jumbo Puzzle Adventure
Our Rank:
Mudpuppy Mighty Dinosaurs - Jumbo 25 Piece Jigsaw Floor Puzzle is the perfect gateway to a world of prehistoric exploration! With large, easy-to-handle pieces designed for tiny hands, this puzzle not only entertains but also teaches young ones about different dinosaur species while honing their problem-solving skills. As they fit each piece together, children develop hand-eye coordination and critical thinking, all while enjoying a colorful, engaging scene of dinosaurs like T-Rex and Triceratops. This puzzle is a wonderful way for families to bond over learning together, making it a must-have for every curious little mind. 3+ years
Develops skills:
problem solving, hand-eye coordination, spatial reasoning, critical thinking, fine motor skills
Why we love it:
Mighty Dinosaurs Jumbo Puzzle Adventure features 25 large, easy-to-handle pieces, making dino discovery an exciting way for families to bond while nurturing little problem-solvers.
Jumbo Floor Puzzles for Space Exploration
Our Rank:
The Learning Journey: Jumbo Floor Puzzles Out in Space is an exciting way for our little ones to dive into the wonders of the galaxy while enhancing their cognitive skills! With 50 extra-large pieces, this jigsaw puzzle not only makes it easier for tiny hands to grasp, but it also fosters concentration, focus, and problem-solving abilities as kids engage in this fun, hands-on activity. As they assemble each piece, they’ll discover stunning illustrations and even spot hidden objects, paving the way for imaginative play and intellectual development. It’s a perfect addition to any preschooler's learning journey, combining entertainment with valuable educational benefits! 3-6 years
Develops skills:
problem solving, fine motor skills, cognitive skills, concentration, spatial reasoning, imaginative play
Why we love it:
Jumbo Floor Puzzles for Space Exploration features 50 extra-large pieces that make it easy for tiny hands while turning puzzling into an interstellar adventure.
Unicorn Shaped Puzzle Fun!
Our Rank:
Stephen Joseph Shaped Jigsaw Puzzle is the perfect way to blend learning and play! As fellow parents, we know how vital it is to keep our little ones engaged while fostering essential skills. This delightful puzzle encourages dexterity, patience, and concentration, all while capturing their imaginations with vibrant colors and whimsical designs. Watching your kids achieve that proud moment when they complete the puzzle on their own is truly priceless, and it's a wonderful way to support their early education journey. 3-5 years
Develops skills:
dexterity, patience, concentration, problem solving, spatial reasoning, imaginative thinking
Why we love it:
Unicorn Shaped Puzzle Fun! features vibrant colors and whimsical designs, making learning feel like a magical adventure while developing vital skills in our little ones.
Shaped Puzzles for Family Fun
Our Rank:
Galison Seas The Day 2-in-1 Shaped Puzzle is an exciting way to engage your family in a fun and educational activity! With its stunning designs featuring a seagull in flight and a charming lighthouse, this puzzle not only entertains but also helps develop critical thinking, problem-solving skills, and hand-eye coordination. As we piece together these thick, sturdy pieces, we can share stories about the ocean and birds, igniting creativity and conversation. Perfect for family game nights or as a thoughtful gift, this puzzle truly brings everyone together to 'seas the day'! 8+ years
Develops skills:
problem solving, critical thinking, hand-eye coordination, creativity, family bonding
Why we love it:
Shaped Puzzles for Family Fun features stunning designs of a seagull and lighthouse, making puzzle time an engaging experience that sparks creativity and family conversation.
Dinosaurs 300-Piece Shaped Puzzle
Our Rank:
The Dinosaurs 300 Piece Shaped Scene Puzzle is an exciting adventure into the prehistoric world for kids ages 7 and up. As we piece together the vibrant illustrations of dinosaurs from land, sea, and air, our young puzzlers develop critical thinking and problem-solving skills while enjoying quality family time. This unique dinosaur-shaped puzzle not only enriches their visual-spatial abilities but also ignites a passion for ancient creatures, making it a perfect blend of education and fun. What better way to encourage screen-free engagement and teamwork than gathering around this colorful challenge? 7+ years
Develops skills:
problem solving, critical thinking, teamwork, visual-spatial skills, patience, communication
Why we love it:
Dinosaurs 300-Piece Shaped Puzzle invites family fun while piecing together vibrant dinosaur illustrations, transforming screen-free time into a prehistoric adventure for everyone involved.
Customizable Heart-Shaped Puzzles
Our Rank:
The Hygloss 6 Blank Heart Puzzles are an inspiring canvas for creativity that cater perfectly to both kids and adults! With their unique heart shape, these puzzles not only provide endless opportunities for artistic expression but also help develop fine motor skills, critical thinking, and the joy of problem-solving. Perfect for Valentine's Day crafts, classroom activities, or as thoughtful keepsakes, we find they enrich our family crafting time with feelings of love and connection while learning valuable skills along the way. 5+ years
Develops skills:
fine motor skills, critical thinking, problem solving, creativity, spatial reasoning
Why we love it:
Customizable heart-shaped puzzles inspire artistic expression with their unique designs, turning crafting time into a valuable lesson in love, connection, and problem-solving.
Engaging Barn-Themed Jumbo Puzzle
Our Rank:
The Melissa & Doug Busy Barn Shaped Jumbo Jigsaw Floor Puzzle is a fantastic way to spark curiosity and learning in our little ones! Designed for children, this vibrant 32-piece puzzle not only entertains but also nurtures essential skills like hand-eye coordination and problem-solving. The extra-thick cardboard pieces are perfect for tiny hands, making it a joy for both kids and caregivers to explore together. Plus, with its easy-clean surface, we can keep our puzzle looking fresh and new as our children grow and play. 3+ years
Develops skills:
hand-eye coordination, problem solving, early math skills, fine motor skills, spatial reasoning
Why we love it:
Engaging Barn-Themed Jumbo Puzzle features 32 vibrant pieces that invite little hands to explore while developing critical thinking and coordination together—what a delightful bonding experience!
Cupcakes Mini-Shaped Puzzles Fun!
Our Rank:
RoseArt - 12 Mini-Shaped - Cupcakes II - 500 Piece Jigsaw Puzzles is a delightful way to engage the whole family! These charming puzzles invite kids and adults alike to build fine motor skills, enhance problem-solving abilities, and enjoy quality bonding time. With vibrant colors and whimsical designs, each unique cupcake puzzle captivates the imagination while offering a visual feast. Plus, the satisfying 'SNAP' of the fully interlocking pieces adds an extra layer of joy to the assembly process! 5+ years
Develops skills:
fine motor skills, problem solving, spatial reasoning, pattern recognition, teamwork
Why we love it:
Cupcakes Mini-Shaped Puzzles Fun! features 500 colorful pieces that transform puzzle-solving into a deliciously collaborative experience for the whole family—sweet bonding over brain teasers!
Space Mission Saturn Shaped Puzzle
Our Rank:
The Mudpuppy Space Mission 75-Piece Puzzle is an adventurous gateway for kids aged 5 and up into the wonders of our universe! With its vibrant scenes of rockets, planets, and astronauts, this unique Saturn-shaped puzzle not only engages young minds but also inspires critical thinking, problem-solving skills, and teamwork. Families can enjoy quality time together as they explore the cosmos, piece by piece, learning fun facts about space along the way. We love that it combines education with play, encouraging curiosity about the universe! 5+ years
Develops skills:
critical thinking, problem solving, teamwork, spatial reasoning, curiosity, fine motor skills
Why we love it:
Space Mission Saturn Shaped Puzzle is a 75-piece adventure that turns family time into a cosmic journey while sparking curiosity about the universe, piece by colorful piece.
Bright Shapes Wooden Chunky Puzzle
Our Rank:
The Melissa & Doug Shapes Wooden Chunky Puzzle is a delightful introduction to shapes and colors for our little learners! Featuring eight vibrant pieces that stand on their own, this puzzle sparks imaginative play while enhancing hand-eye coordination and fine motor skills. The full-color pictures beneath each piece serve as visual cues, making problem-solving a joyful adventure. Plus, knowing it's made with FSC-certified materials allows us to feel good about supporting responsible forestry while our kids play! 2-5 years
Develops skills:
hand-eye coordination, fine motor skills, problem solving, color recognition, spatial reasoning
Why we love it:
Bright Shapes Wooden Chunky Puzzle features eight vibrant pieces that stand on their own, turning shape learning into a fun and vibrant adventure our kids can explore!
Excellerations Shapes Chunky Puzzle
Our Rank:
The Excellerations Shapes Chunky Puzzle is a delightful educational toy tailored for our little explorers aged 2-5 years. With its chunky wooden pieces designed specifically for tiny hands, this puzzle promotes essential skills like hand-eye coordination and spatial awareness while keeping our toddlers engaged with vibrant colors and familiar shapes. As parents and educators, we love how this puzzle combines learning with fun, paving the way for a love of problem-solving that lasts a lifetime. 2-5 years
Develops skills:
hand-eye coordination, spatial awareness, problem solving, color recognition, fine motor skills, critical thinking
Why we love it:
Excellerations Shapes Chunky Puzzle features chunky wooden pieces designed for tiny hands that turn learning shapes into a vibrant adventure, making problem-solving feel like a joyful game.
Bright Bunny Shaped Jigsaw Puzzle Fun
Our Rank:
Stephen Joseph Shaped Jigsaw Puzzle is a delightful way to spark creativity and learning in preschoolers! As parents and educators, we know how vital it is for our little ones to engage in activities that foster dexterity, recognition, and patience. Each colorful piece invites kids to focus and concentrate, culminating in that joyous moment of accomplishment when the puzzle is completed. Plus, with unique designs like glitter accents and movable parts, this puzzle not only entertains but inspires imagination and fine motor skills too! 3-5 years
Develops skills:
fine motor skills, problem solving, spatial reasoning, patience, creativity
Why we love it:
Bright Bunny Shaped Jigsaw Puzzle Fun features colorful pieces that captivate preschoolers’ attention, helping them develop dexterity while celebrating the joy of completing a puzzle.
Moose-Shaped Jigsaw Puzzle Adventure!
Our Rank:
Madd Capp MOOSE 700 Piece Jigsaw Puzzle is not just a puzzle; it's an exciting journey into the wild! Designed for ages 10 and up, this unique puzzle experience encourages critical thinking, problem-solving, and fine motor skills as we piece together the stunning, lifelike image of our majestic friend, the moose. We love how the distinct animal-shaped border adds a playful twist to traditional puzzles, making it perfect for both solo time and family bonding. Plus, the educational fun facts included not only spark curiosity about wildlife but also open up opportunities for discussions with our kids about nature and conservation. 10+ years
Develops skills:
problem solving, critical thinking, fine motor skills, spatial awareness, teamwork
Why we love it:
Moose-Shaped Jigsaw Puzzle Adventure! not only features 700 beautifully illustrated pieces but also sparks conversations about wildlife and conservation as we work together as a family.
Engaging Animal-Shaped Elk Puzzle Fun
Our Rank:
Madd Capp Puzzles - I AM ELK is not just a puzzle; it’s an adventure waiting to unfold! As we piece together this stunning 1000-piece elk-shaped puzzle, our little ones will enhance their critical thinking and problem-solving skills while enjoying a unique hands-on learning experience. The intricate, lifelike imagery and high-quality materials encourage teamwork and creativity, making it perfect for family bonding or solo reflection time. As a bonus, we can dive into fun facts about these majestic animals, giving our kids a deeper appreciation for wildlife while decorating our walls with their puzzle masterpiece! 8+ years
Develops skills:
critical thinking, problem solving, teamwork, creativity, spatial reasoning
Why we love it:
Engaging Animal-Shaped Elk Puzzle Fun is a stunning 1000-piece elk-shaped puzzle that transforms family time into a wildlife adventure, sparking curiosity and teamwork in a delightful way.
House-Shaped Puzzle for Creative Minds
Our Rank:
Mudpuppy My House, My Home 100 Piece Puzzle is a delightful way to engage young learners and inspire their imagination! With its vibrant and busy house scene, children can develop problem-solving skills while piecing together the colorful rooms and active family members. This unique house-shaped puzzle encourages creativity and storytelling as they envision the lives of the characters they build—perfect for hours of screen-free fun. Plus, it can foster teamwork if your little ones choose to solve it together, making it an ideal choice for both individual play and group activities! 5+ years
Develops skills:
problem solving, creativity, spatial reasoning, teamwork, storytelling, fine motor skills
Why we love it:
House-Shaped Puzzle for Creative Minds invites kids to assemble 100 vibrant pieces while sparking their imagination and storytelling—perfect for cooperative play and screen-free fun.
I AM Lion: Engaging Animal Shaped Puzzle
Our Rank:
I AM Lion is not just a jigsaw puzzle; it’s an adventure waiting to unfold! With 550 thick, sturdy pieces, this beautifully crafted animal-shaped puzzle invites our kids (and us!) to delve into the world of lions while sharpening our problem-solving skills. As we piece together the stunning image, we get to enjoy quality bonding time, all while enhancing spatial awareness and fine motor skills. Plus, once it's finished, it makes for an incredible piece of wall art if we decide to glue it and mount it proudly! 7+ years
Develops skills:
problem solving, spatial reasoning, fine motor skills, teamwork, patience, concentration
Why we love it:
I AM Lion features 550 thick, sturdy pieces that transform puzzle time into a wild adventure while fostering connection and creative thinking in our family.
Engaging Tractor Shape Jigsaw Puzzle Fun
Our Rank:
MasterPieces 1000 Piece Jigsaw Puzzle for Adults, Family, Or Youth - Tractor Shape is the perfect way to spark creativity and critical thinking in our kiddos while providing a fun bonding experience for the whole family. This engaging puzzle encourages problem-solving skills and fine motor development as we fit together beautifully crafted pieces with varied shapes. Plus, the bonus poster is a fantastic visual guide, making puzzling a fun challenge that can enhance observational skills and patience. Best of all, we can feel great about our eco-friendly choice, knowing we're contributing to a better planet while enjoying quality time together! 12+ years
Develops skills:
problem solving, fine motor skills, spatial reasoning, observational skills, critical thinking
Why we love it:
Engaging Tractor Shape Jigsaw Puzzle Fun with its 1000 intricately crafted pieces not only challenges our brains but also brings families together for some screen-free puzzle-solving joy.