Styrofoam Block, I began with a styrofoam block that arrive…

I began with a styrofoam block that arrived in a shipping crate for some furniture we purchased for our daughter

Block styrofoam packaging doesn't - New Bedford Recycling

Why Your Child Should Be Playing With Blocks

Your Complete Guide: Materials That Block Radiation - Radiation Detection Company

Experiment #3 - Solar irradiance

Types of Concrete Blocks Used in Construction

A Head Start Dyan Reaveley's Dylusions Cling Stamp

The dense polystyrene foam construction provides a smooth surface that allows for easy carving and sanding to create custom shapes. They can be customized using hot glue, wood dowels, and paint to complete your art or science projects. Each foam brick measures 4 x 4 x 2 inches, and each order includes 20 pieces.

White Foam Blocks for Crafts, Polystyrene Squares for DIY Sculptures, Art Supplies (4x4x2 in, 20 Pack)

20 Best Building Block Activities For Preschoolers

3M Small Area Flexible Sanding Sponges, 3.75 x 2.625 x 1, Medium, Coarse

Expanded Polystyrene (EPS)