Designed to be used with standard 1-centimeter base ten blocks (sold separately), this versatile tool helps students visualize and solve operations, ratio, and percent problems. The durable 1 cm foam number line has dual channels that can hold up to 50 base ten units each and a dry-erase writing surface. Includes teaching notes with sample activities for CCSS. 21"L x 4"H.

Specifications. Weight: 0.19 lbs