Robot piggy bank

Give the piggy bank a coin, and it will snap it up with a clack of jaws!
Do you like assembling various things and playing with original toys? Try this set! It will surely surprise you! A simple project helps the child understand basic mechanics and easily absorb practical knowledge.
Thanks to it, you can build a mechanical piggy bank that moves only when you place a coin on it. Amaze your friends. The accessible instructions will help you create the mechanical piggy bank.
Feed the piggy bank coins, then see how it reacts to other objects. Why do you think it behaves that way?