Build a colorful trail of 100 wooden dominoes. Add a bridge, bell, rails, and assorted tricks. Tap one rectangle and watch them all come tumbling down. Designed to engage kids in their early STEAM development, the Dynamo Dominoes encourages children's spatial thinking abilities, 3-dimensional thinking, color recognition and will keep your little engineers coming back for more fun! The specially designed transmitters add more FUN! Special features include a bridge, a bell and assorted tricks that add more fun to the game. The durable, child-safe paint finish and solid wood construction make this a toy that your child will love for years to come.Details:Multicolor11.81" x 11.81" x 3.45" package size107 piecesChild-safe paintWoodFor ages 3 and up