Cardboard Building Blocks are big, sturdy blocks that will hold up to regular play for years to come. The cardboard building blocks come in 8 different sets. Combine block sets for even more fun!
The blocks are unit blocks, meaning two of the smaller building blocks are the same size as the next size building block. This helps young children understand math concepts even before they know they are learning!
Cardboard building blocks make a good, quality addition to the toy collection in any home.