Toy device for illustrating mathematics

Details Toy device for illustrating mathematics Toy device for illustrating mathematics

1998-07-01

1999-10-19

Hafer, Robert A.

Education and demonstration

Mathematics

Geometry, trigonometry, or physical mathematic model structure

428136, G09B 2304

Patent

active

059677880

ABSTRACT:
The present invention relates to a toy device designed for illustrating mathematical concepts, with the toy device made from any of a variety of flexible materials. The toy device will have at least one outer edge and at least one inner edge, as well as, two cuts, so that when the toy device is played with by a child, various mathematical concepts can be illustrated.

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