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250 g Spring Scale

Kindergarten and Up

250 g Spring Scale

39600

$3.95

Available: 0

This series of six color-coded spring scales can be used for both force and massmeasurements.

1 kg Spring Scale

Kindergarten and Up

1 kg Spring Scale

39620

$3.95

Available: 0

This series of six color-coded spring scales can be used for both force and massmeasurements.

400 Thin Color Tiles

Ages 3 to 8

400 Thin Color Tiles

11970

$9.95

Available: 0

Thin (1/16th inch) plastic 1 inch color tiles in 4 colors.

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400 Foam Color Tiles

Ages 3 to 8

400 Foam Color Tiles

13665

$12.50

Available: 0

Contains 400 1 inch soft foam tiles.

500 g Spring Scales

Kindergarten and Up

500 g Spring Scales

39610

$3.95

Available: 0

This series of six color-coded spring scales can be used for both force and massmeasurements.

5 kg Spring Scale

Kindergarten and Up

5 kg Spring Scale

39640

$3.95

Available: 0

This series of six color-coded spring scales can be used for both force and massmeasurements.

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2 kg Spring Scale

Kindergarten and Up

2 kg Spring Scale

39650

$3.95

Available: 0

This series of six color-coded spring scales can be used for both force and massmeasurements.

3 kg Spring Scale

Kindergarten and Up

3 kg Spring Scale

39630

$3.95

Available: 0

This series of six color-coded spring scales can be used for both force and massmeasurements.

Fraction Circles

Kindergarten and Up

Fraction Circles

41594

$7.50

Available: 0*

Fraction pieces form a circle when fully assembled. * special order item.

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Set of Six Fraction Rings

Kindergarten and Up

Set of Six Fraction Rings

41620

$5.25

Available: 0

Expand the learning possibilities of Fraction Circles with this set of six rings illustrating decimals, degrees, percentages, time, fractions, and compass points.

Overhead Fraction Circles

Kindergarten and Up

Overhead Fraction Circles

41600

$7.95

Available: 0

Fraction pieces form a circle when fully assembled.

Magnetic Fraction Circles

Kindergarten and Up

Magnetic Fraction Circles

75150

$20.85

Available: 0

Colored, magnetic, flexible vinyl fraction pieces are excellent for finding equivalent fractions.

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Overhead Fraction Squares

Kindergarten and Up

Overhead Fraction Squares

41610

$7.95

Available: 0

Fraction pieces form a square when fully assembled.

Magnetic Fraction Bars

Kindergarten and Up

Magnetic Fraction Bars

75145

$11.45

Available: 0

Colored, magnetic, flexible vinyl fraction bars that form a square 10 x 10 inches.

Discovery Kits Pulleys

Grades 1 and Up

Discovery Kits Pulleys

70019

$12.95

Available: 0

Contains 4 pulleys (two single, one double, and one tripple sheave plus joining pin) and instructional guide with suggested activities.

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Single Sheave Pulley

Ages 3 and Up

Single Sheave Pulley

37430

$2.35

Available: 2

Excellent quality, free-running pulleys made of rigid plastic for increased durability.

Attribute Lace & Peg Buttons

Ages 3 to 8

Attribute Lace & Peg Buttons

70-2810

$21.50

Available: 1

Ideal for shape sorting, color-sorting and creating chaiins and necklaces while developing fine motor skills.

Equivalence Flip

Kindergarten and Up

Equivalence Flip

75000

$21.40

Available: 0

A jumbo-sized, plastic, color-coded equivalence flip. Includes large base and 40 cards.

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Pulleys in Motion

Grades 1 and Up

Pulleys in Motion

37470

$10.95

Available: 0

This 32 page resource contains background information that gradually introduces students to fundamental pulley concepts.

Tuning Fork

All Grades

Tuning Fork

37880

$3.50

Available: 0*

These chrome-plated tuning forks are ideal for viewing oscillation. * special order item.

Messing Around With Gears

Grades 2 and Up

Messing Around With Gears

70021

$16.95

Available: 0

A comprehensive kit with all of the materials required to build basic models using gears, corroplast and JAX clips.

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