brain blox wooden building blocks for kids - building planks set, stem toy for boys and girls (100 pieces) brain blox discover how these simple, wooden toy blocks can transform your child’s playtime! brain blox building planks are all-natural, educational, stem-inspired and do not require magnets or connectors of any kind: only balance, friction & your amazing brain. if kids can think it, they can build it! this construction toy has no limits! build a castle, ship, tower, robot, flower, house, train, you name it! simply stack, balance & be creative. stacking blocks are perfect for family time, independent play, team competitions, stem club, school, or on the go! this educational toy building set is great through all stages of brain development: from preschoolers all the way into adulthood. includes wooden blocks, a building ideas booklet and a drawstring backpack for easy storage or convenience on the go!