Mathematics, Page 23

The Metal Triangles material allows the child to make an analytical study of triangles. The set consists of 4 metal frames with bottoms. The insets are equilateral triangles...

This series of cubes develops visual discrimination of size in 3 dimensions. Exploration with this material prepares the child for mathematical concepts in the decimal system,...

The ‘traditional’ addition tables for the numbers 1-9 with second addend in numerical order, i.e. table of 1: 1+1= through 1+9= (40 booklets).

This material allows the child to work short and long multiplication problems of whole and decimal numbers. The Decimal Checker Board is made up of 49 squares colored in the...

2 pad (75 sheets) each of table c (1-50) and table c (51-100). Printed in black. Control charts table d (1-50) and table d (51-100) are included.

This is a complete collection for the entire work associated with Area in upper elementary geometry. Includes word problems for the following: Area of Rectangles Area...

The Golden Bead Material introduces the child to the decimal system with concrete representations of the hierarchy of numbers. Quantity and place value is explored by the child...

Additional exercises for use with the Inscribed And Concentric Figures. Includes: exercise cards, divider tabs and a wooden box for storage.

This set of cards may be used as mathematical extensions and focuses on place value, mathematical terms, and operations with whole numbers, decimals, and Roman numerals. Printed...