12 months & up. Build, stack, and explore endless construction possibilities with this award-winning set of 80 building blocks in classic colors! Little ones can build anything they imagine when they use the blocks and special shapes to create tall towers, crazy castles, funny animals, and whatever else they dream up! Perfect for little hands, these big blocks fit together and come apart easily helping children to develop fine motor skills and creativity over hours of open-ended play. When playtime is over, cleanup is easy with the handy storage bag.