Keva Brain Builders
The perfect building toy for kids that stimulate creativity and balance! Keva Brain Builders includes full-color cards that feature a 2-D building challenge on one side and the solution on the other. Manipulate your Keva planks to successfully duplicate the balance, proportion, composition and geometry featured on each card. Includes 20 Keva planks, 30 double-sided cards and instructions in a zippered carrying case. Lots of fun - just don't tell them it's educational!