SCIENCE -Mass & Weight

Pan Balance - Teach weight, measurement and grams with this strong, durable, plastic balance. Features detachable buckets for easy clean up, and for accurate measurement a sliding compensator for zero adjustments. The set includes five each of 5 gram and 10 gram Hexagram® weights. Measures 24.5"L x 8.5"W x 14"H. Ages: 3 to 11

spring scales 250g/.55 lb. 500g/1.1 lb.1000g/2.2 lb. 2000g/4.4 lb.

16.95

Bucket Balance - Students learn weight and measurement hands on with this super-durable plastic balance. Removable, easy-to-grip, clear 1/2 liter buckets make it easy for small hands to pour and measure. Compensator with sensitivity to one gram. Measures 16"L x 5.75"W x 5"H. Ages: 3 to 11

spring scales 250g/.55 lb. 500g/1.1 lb.1000g/2.2 lb. 2000g/4.4 lb.

25.45

Weighted Numbers - These red and blue numbers in 5 gram weight increments  let you teach about number value, weights and early number skills. When used with Primary Bucket Balance (LER 1521) you can demonstrate 2 is less than 8; or 2 + 4 in one bucket is equal to 6 in the other. . Each number measures 3" x 2" x .5". Ages: 3 to 10

spring scales 250g/.55 lb. 500g/1.1 lb.1000g/2.2 lb. 2000g/4.4 lb.

12.70

spring scales 250g/.55 lb. 500g/1.1 lb.1000g/2.2 lb. 2000g/4.4 lb.

Hexagram® Weights - Set of 54 Hexagram weights includes twenty 1g, twenty 5g, ten 10g and four 20g weights. Ages: 6 to 13 or set of 35

7.60

Beginner’s Balance - Introduce mass and measurement with this simple see-saw balance. Balance arm snaps into place for easy use. Calibrates easily with sliding compensator clips. Includes 10 weight-related Three Bear Family Counters and multilingual Activity Guide. 15.75" x 4". Ages: 3 to 8

spring scales 250g/.55 lb. 500g/1.1 lb.1000g/2.2 lb. 2000g/4.4 lb.

9.30

Primary Rocker Balance - Virtually indestructible balance designed for early childhood discoveries. Removable buckets hold up to 1?2 liter each of liquids or solids. Sturdy plastic easily disassembles for cleaning. One gram sensitivity. Ages: 3 to 11

spring scales 250g/.55 lb. 500g/1.1 lb.1000g/2.2 lb. 2000g/4.4 lb.

16.10

spring scales 250g/.55 lb. 500g/1.1 lb.1000g/2.2 lb. 2000g/4.4 lb.

Platform Scales - Measure liquids and solids in removable pans. Easy-to-read, accurate English/metric scales have 5 kg/11 lb. and 2.2 kg/5 lb. capacities. Ages: 8 to 13

11.85

spring scales 250g/.55 lb. 500g/1.1 lb.1000g/2.2 lb. 2000g/4.4 lb.

Precision School Balance with Weights - Sleek quality balance made of high-impact plastic features built-in weight case with Snap-Tight™ lid, 10 brass weights, 2"-deep removable pans, zero adjustment knob and damping button. Total capacity of 2000g with +/- 0.5g accuracy. Ages: 8 to 13

38.20

Electronic Scale - Easy-to-use precision electronic scale with LED display and tare feature allows weighing of separate items! A stainless steel platform allows weighing of larger items. Weight Capacity is 2 kg/ 4.4 lbs. Accuracy is +/- 3.0g. Requires a 9V battery (not included). Ages: 8 to 13

spring scales 250g/.55 lb. 500g/1.1 lb.1000g/2.2 lb. 2000g/4.4 lb.

72.20

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