Perfect for any budding engineer with a sweet tooth! Make your own gumball machine with a book of step-by-step instructions, adjustable ramps, custom snaps, and bumper guides. Then, keep the ball rolling with other gumball-related science experiments using simple machines. It's a ball of fun! 

• Promotes s.T.E.M.
• It's a working gumball machine that you make yourself! Gumballs not included.
• Information on simple machines inspires creative confidence by giving kids an easy way to use household materials for experimentation.
• Clear instructions Take the intimidation factor out of being a maker and trying new things.
• Includes a 36 page book with detailed instructions.