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 5 each of 5 gram and 10 gram Hexagram weights. Measures 62cm L x 21.5cm W x 35.5cm H (24-1/2"L x 8-1/2"W x 14"H). PreK-6.