The Sciencent Set of 6 Plastic Tubular Spring Scale Set has six tubular spring scales with different measurement ranges for determining weight. The scales are graduated in grams (g) and Newtons (N) and are color-coded to distinguish between scale ranges. The maximum load is 250g/2.5N for the blue scale, 500g/5N for the green scale, 1000g/10N for the tan scale, 2000g/20N for the red scale, 3000g/30N for the white scale, and 5000g/50N for the yellow scale.
Read MoreSend InquiryThis hooke's law apparatus show that the exension of a coiled spring is proportional to the weight of the masses loaded on its hanger.This apparatus has a 12cm adjustable scale and is marked in millimeters and mounted on a sturdy 30 cm support rod and base.A hook supporting a coiled spring with a mass hanger and indicator is attached to the rod.Comes complete with set of masses that features the "keyhole" to prevent the masses from falling off the hanger. comes with teaching manual.
Read MoreSend InquiryFeatures of Rocket lunching Demonstrator:
3, 2, 1 blast off! the excitement take hold as your rocket launches into the sky
Experience your child's mind working as they learn where to chase after their rocket so it can be launched again
Rocket launches up to 1100-ft in the air
Glue pieces together, once set your rocket is moments ready from launch
Recommended for ages 10 and up with adult supervision for those under 12