Encourage your children to discover the world of contraptions! Focusing on basic physics concepts, this kit will entertain and inspire. Manipulate the KEVA planks to successfully duplicate the balance, proportion, composition and geometry featured on each card. Challenge your kids with the City Engineering & Design building set by following the design process of Ask, Imagine, Plan, Create and Improve! Inspire future engineers, scientists, and inventors by exploring effort, force, load, motion, and distance with Simple Machines. And learn how Leonardo da Vinci’s ideas inspired modern inventions in “Neo Leo” by Gene Barretta.