Mathematics, Page 17

This material is used as an introduction to the study of area. Through exercises with these triangles, the child discovers how the area of a triangle is derived. The material...

The Checker Board is used for short and long multiplication with the hierarchies in the decimal system up to 100,000,000. To avoid bead movement, the wood surface is covered...

The Printed Numerals are used with the Number Rods to associate quantity and symbol 1-10. The numerals are printed in red on wooden tablets.

A wooden display stand, finished with a white stain.

Additional exercises for use with the Cut-Out Labeled Fraction Circles. Includes: exercise cards, divider tabs and a wooden box for storage.

This series of prisms demonstrates to the child the change in width (breadth), while the length remains constant. Practice with the Brown Stair indirectly prepares the child for...

The Colored Counting Bars correspond in length and color to the Cubing Material. This material is a transition between the bead bars and the solid material. The set consists of...