The Learning Resources Pattern Block Design Cards offer an exciting way for children aged 4 and up to master early geometry skills while unleashing their creativity! With 40 progressive design challenges, these double-sided cards are perfect for sparking imagination and enhancing color recognition. As fellow parents and educators, we know the joy of watching kids engage in hands-on STEM learning, all while building crucial cognitive and problem-solving abilities. Use them alongside your favorite plastic pattern block sets for hours of fun and educational exploration! 4+ years