SI Manufacturing

Wooden magnetic Rekenrek will mount to any magnetic surface to demonstrate a working two-bar in front of the class. Includes magnetic stabilizers for weaker magnetic boards. Measures 3 7/8" H x 24 ¾" L.

Practice equivalency with these stackable cubes. Labeled with the fraction, decimal and percentage that coordinates with the color. The colors match our leading fraction products. 51 pieces in reusable container, with instruction page. Grades 5+.

This single-color magnetic base ten set is the perfect size for student practice. Includes 1 decimeter cube, 2 flats, 20 rods and 40 unit cubes. Units measure 1 cm. Grades 1+.

This Number Balance includes scale, 20 x 10 g weights. 8.5" tall.

This magnetic set mimics the 2 bar NFM with movable white and red beveled beads. Use this at the front of the class on any magnetic surface to demonstrate addition and subtraction. 10 red and 10 white magnetic pieces make it easy to display concepts on a