Clever Creations 238 Piece Green Brontosaurus Creative Building Blocks Set It's never been easier, or more fun to play and develop eye-hand coordination than it is with this creative building set. Containing 238 individual building pieces and a construction guide card, this set has everything you need to get up and building your own brontosaurus within seconds. Brontosauruses are some of the largest land animals to ever exist with a neck long enough to reach the tops of trees. The individual pieces in this set measure approximately 1" x 0.5" x 0.5" and The individual pieces in this set measure approximately 1" x 0.5" x 0.5" and the box itself measures 13" x 9.5 x 1.75 Backed By Our 100% Satisfaction Guarantee (Details Below in Description)