Blue foam building blocks allow kids to create structures and

Small Blue Blocks Sets – Imagination Playground

Building Block Towers - The OT Toolbox

Children's Building Blocks & Bricks

Spark Create Imagine Foam Building Blocks, Includes 100 pieces

Giant Construction Blocks

Blockaroo Magnetic Foam Building Blocks 50-Piece Set

Spark Create Imagine Foam Building Blocks, Includes 100 pieces

Spark Create Imagine Foam Building Blocks, Includes 100 pieces

Foam Blocks - Set of 68