Add unlimited fun and creativity to constructive play with these colorful, easy to use 3-by-3 blocks. Constructed of molded polyethylene, the primary and secondary colors are built in to prevent fading and to keep these building blocks looking brand new. Each set includes see-through and solid squre blocks, as well as triangular blocks, providing options for endless creativity. Recommended for children 18 months to 5 years. Available in 16, 32, or 48 piece sets.

• Perfect for indoor or outdoor play
• Includes square blocks, both solid and see-through, as well as triangular blocks for corners and pointed roofs
• Recommended for ages 18 months to 5 years