DIY 4WD Climbing Vehicle STEM Kit Electronics Engineering Experiments

Learning with funSTEM toys for ages 7+ Children are always happy to build their own toys and learn energy conversion and mechanical structure principle develop creativity and practical ability during the creation. Puzzle and patience trainingAfter careful reading instructions operate step by step to finish project successfully kids get satisfied with self-confidence although it take several times to achieve. Manufactured by ORIVAST. High safety and qualityAll STEM kits are made with high quality non-toxic ABS materials and CPC certified to meet American toy safety standards. Feel free to play with no harm to kids. No special tools and no soldering are neededJust need a R6/AA/UM3 battery or use a 1.5V-500mA solar panel. (The kit isn't including battery) What you getA whole set STEM kit of 4-wheel drive car toy driven by a real electric motor with gearbox and chain it can climb over obstacles up to 5 cm high with ease one of best gifts for boys and girls.