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10 pc. Brass Weight Set
10 pc. Brass Weight Set
15772

Ten-piece precision weight set includes two each of 1g, 2g, 5g and 10g weights and one each of 20g and 50g weights.
Ten-piece precision weight set includes two each of 1g, 2g, 5g and 10g weights and one each of 20g and 50g weights.

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$14.95 Set
58-Piece Metric Weight Set
58-Piece Metric Weight Set
16540

Set contains twenty each of 1 g and 5 g, ten 10 g, four 20 g, two 100 g, and one each of 500 g and 1000 g weights. Stackable, color-coded weights come in a plastic storage box. Ages 8-13
Set contains twenty each of 1 g and 5 g, ten 10 g, four 20 g, two 100 g, and one each of 500 g and 1000 g weights. Stackable, color-coded weights come in a plastic storage box. Ages 8-13

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$29.95 Set
Cube-O-Grams (Set of 1000)
Cube-O-Grams (Set of 1000)
15784

Weigh them! Measure them! Brightly colored interlocking plastic cubes each measure one cubic centimeter and weigh one gram. Sets include cubes in 10 different colors. Grades 1-8.
Weigh them! Measure them! Brightly colored interlocking plastic cubes each measure one cubic centimeter and weigh one gram. Sets include cubes in 10 different colors. Grades 1-8.

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$35.95 Set
Hooked Weight Set
Hooked Weight Set
14952

These weights feature flat countersunk bottoms, with a double-ended hooked rod through the middle. They can be used on balance pans, as well as hooked in tandem for lever arm studies. Set 9 weights consisting of 1 each 10g, 50g, 500g, 1,000g, and 2 each 20g, 200g weights. Weights are made of polished brass and come in a storage block.
These weights feature flat countersunk bottoms, with a double-ended hooked rod through the middle. They can be used on balance pans, as well as hooked in tandem for lever arm studies. Set 9 weights consisting of 1 each 10g, 50g, 500g, 1,000g, and 2 each 20g, 200g weights. Weights are made of polished brass and come in a storage block.

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$110.00 Set
Customary Hexagonal Weight Set
Customary Hexagonal Weight Set
15785

Hexagon-shaped to prevent rolling, these weights stack easily. Set includes one 1-lb. weight, two 1/2-lb. weights and eight 1-oz. weights.
Hexagon-shaped to prevent rolling, these weights stack easily. Set includes one 1-lb. weight, two 1/2-lb. weights and eight 1-oz. weights.

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$36.95 Set
10g to 500g
Hooked WeightsHooked Weights
Hooked Weights
14965

Features flat countersunk bottom, with a double-ended hooked rod through the middle. Can be used on balance pans, as well as hooked in tandem for lever arm studies. Made of polished brass.

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From $0.99 Each
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5mp Riders (Pack of 3)
5mp Riders (Pack of 3)
14964

For use Fractional weight sets
For use Fractional weight sets

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$2.95 Pack
Fractional Weight Set
Fractional Weight Set
14963

Includes 1 each of 1, 5, 10, 50 and 500 mg weights; 2 each of 2, 20 and 200 mg weights. Comes in rectangular plastic box with rider and forceps
Includes 1 each of 1, 5, 10, 50 and 500 mg weights; 2 each of 2, 20 and 200 mg weights. Comes in rectangular plastic box with rider and forceps

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$6.60 Set
Hexagonal Weight - 1 lb.
Hexagonal Weight - 1 lb.
14962

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1 pound, non-rolling hexagonal mass is made of steel, and feature a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$6.25 Each
Hexagonal Weight - 1/2 lb.
Hexagonal Weight - 1/2 lb.
14961

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1/2 pound, non-rolling hexagonal mass is made of steel, and feature a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$2.75 Each
Hexagonal Weight - 1/4 lb.
Hexagonal Weight - 1/4 lb.
14960

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1/4 pound, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$1.95 Each
Hexagonal Weight - 1 oz.
Hexagonal Weight - 1 oz.
14959

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1 ounce, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$1.10 Each
Hexagonal Weight - 1000g
Hexagonal Weight - 1000g
14958

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1000 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$10.50 Each
Hexagonal Weight - 500g
Hexagonal Weight - 500g
14957

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 500 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$6.95 Each
Hexagonal Weight - 200g
Hexagonal Weight - 200g
14956

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 200 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$2.75 Each
Hexagonal Weight - 100g
Hexagonal Weight - 100g
14955

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 100 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$1.95 Each
Hexagonal Weight - 50g
Hexagonal Weight - 50g
14954

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 50 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$1.25 Each
Hexagonal Weight - 1g
Hexagonal Weight - 1g
14953

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$0.55 Each
Slotted Weight Set
Slotted Weight Set
14951

Set of 10 slotted weights consisting of 1 each 10g, 2 each 20g, 1 each 50g, 5 each 100g and 1 each 500g weights. Weights are made of brass. Set comes with metal rack.
Set of 10 slotted weights consisting of 1 each 10g, 2 each 20g, 1 each 50g, 5 each 100g and 1 each 500g weights. Weights are made of brass. Set comes with metal rack.

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$69.95 Set
Customary Weight Set
Customary Weight Set
16539

Use alone or together with Metric Set for comparison activities. Set of hexagonal, plastic-coated weights contains eight 1 oz weights, two each of 4 oz and 8 oz weights, and one 1 lb weight. Stackable, color-coded weights with beveled edges come in a plastic storage box. Set of 13. Ages 8-13.
Use alone or together with Metric Set for comparison activities. Set of hexagonal, plastic-coated weights contains eight 1 oz weights, two each of 4 oz and 8 oz weights, and one 1 lb weight. Stackable, color-coded weights with beveled edges come in a plastic storage box. Set of 13. Ages 8-13.

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$26.95 Set