Versatile, concrete models are a perfect fit for lessons involving computation skills, place value, pattern matching, and more.
Connection design is guaranteed not to wear or loosen with constant use
Interlocks positively on all 6 sides
Not compatible with Multilink® cubes
Includes 100 Hex-a-link™ cubes as well as 50 each of concave, convex, and triangle Hex-a-link™ accessories WARNING: Choking Hazard. Toy contains a small ball. Not for children under 3 yrs.