Build your very own working robotic pet! Using easy Click n Create assembly steps, theres no glue and no mess and you can take your finished toy apart and start over again. Just follow the step-by-step Learning Guide. A see-through shell means you can see inside: all the moving parts you put together bring your bot to life as it crawls along waving its wings. This Grasshopper set is made up of 25 pieces along with colorful stickers to personalize your pet. There are two Bugs to collect: leave off the wings and connect to form a caterpillar! Brings S.T.E.A.M. learning to life (Science, Technology, Engineering, Art & Math). Recommended for ages 4-7 with help, 8-12 for independent play. Batteries are included.