Craft Foam Blocks for School Projects, Displays, and DIY Creations

Uneven materials, fragile surfaces, and excessive prep work can slow down even the simplest craft build. Hygloss craft styrofoam blocks provide a ready-to-use solution for classrooms, science projects, floral displays, and creative DIY work where a clean, sturdy base matters.

These lightweight foam blocks for crafts are easy to cut, carve, sculpt, paint, and decorate, making them ideal for students, teachers, crafters, and event planners. Available in multiple sizes and pack counts, they help projects move from idea to finished display with less trimming and preparation.

Premium Craft Foam Blocks Designed for Creative Freedom

Whether you're building a science fair display, creating floral centerpieces, or designing decorative signage, Hygloss styrofoam blocks provide a reliable foundation for countless projects. Their lightweight construction makes them easy to handle while maintaining enough durability for carving, shaping, and decorating.

Unlike scrap foam or irregular materials, these pre-cut foam blocks for sale offer consistent sizing throughout the pack. That consistency saves time during classroom activities, STEM projects, and group crafting sessions where every participant needs the same starting point.

Available in both rectangular and square formats, these white styrofoam blocks can be painted, glued, layered, sealed, or sculpted to match your creative vision.

Why Should You Choose Hygloss Craft Foam Blocks?

Hygloss has served parents, educators, and crafters since 1950 with dependable classroom and craft supplies designed for repeated use.

• Lightweight yet durable Expanded Polystyrene (EPS) foam

• Great for school projects, displays, centerpieces, and décor

• Easy to carve, sculpt, cut, paint, and decorate

• Available in two practical sizes

• Packs of 6, 36, and 50 blocks

• Ideal for STEM activities, science fairs, and dioramas

• Works well for floral arrangements and event centerpieces

• Consistent sizing for classrooms and group projects

• Available in multiple pack counts for home or bulk use

• Paintable surface for a professional-looking finish

• Excellent for both beginner and advanced crafters

These craft styrofoam blocks offer the flexibility needed for everything from simple kids' projects to more detailed model building and decorative displays.

Easy Ordering From Selection to Setup

Pick Your Size

Choose between 4" x 12" x 1" blocks for narrow projects and signs, or 12" x 12" x 1" blocks for larger displays, panels, and model bases.

Choose the Right Pack Count

Select smaller packs for home projects and clubs, or larger packs for classrooms, camps, science fairs, and educational programs.

Order Hassle-Free

Add your preferred foam blocks craft pack to the cart and keep project-ready materials available for upcoming activities, events, and displays.