Support collaborative construction play in your early years setting with this versatile set of Bio Plastic Open Monochrome Boulders. Designed to inspire exploration and early mathematical thinking, these boulders encourage children to stack, roll, and build while developing balance, coordination, and spatial awareness.

This pack includes 12 pentagonal boulders in three monochrome colours—black, grey, and white—across three sizes. The innovative hollow design invites children to compare, fill, and arrange the boulders, offering open-ended opportunities for discovery and cooperative play.

Suitable for children aged 10 months and above.

• Set contains 12 boulders: 4 x 80mm, 4 x 120mm, 4 x 160mm
• Three colours: black, grey, and white
• Made from recycled ABS plastic for durability
• Innovative hollow design for versatile play
• Manufactured in China