on web orders over $99 - click for details

Receive FREE SHIPPING on orders over $99 placed on the Didax website and shipped within the contiguous US. No promo code is required to receive this offer.

The order total for free shipping is calculated after any discounts are applied. Orders containing Eureka Math Kits DO NOT qualify for free shipping.

Free shipping valid ONLY on orders placed on the Didax website shipped within the contiguous US. Our regular shipping policies applies to other orders.


You have no items in your shopping cart.

Product was successfully added to your shopping cart.

Magnetic Demo Number Bonds

  • Availability: In stock
  • Item #: 574700W
  • Grades: K-5
Perfect for displaying number bonds on the board. Set includes 3 circles (10" diameter) and 3 squares (10" x 10") with 4 joining lines (10" each) so that two number bonds can be created at once. Also includes 60 red and 60 blue counters (1" diameter). Ideal for both addition/subtraction as well as multiplication/ division.
WARNING: CHOKING HAZARD--Small parts Not for children under 3 yrs.