This 100g calibration weight is perfect for general laboratory, commercial or classroom use. You can use it to calibrate digital scales that require 50g of weight. Clearly marked for easy storage.
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
Provides the power to execute all the basic electrostatic demonstrations on an energetic and dramatic scale with up to 350,000 volts!
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!
This classic desk toy will keep you amused!
This kit will get your paper plane ready for takeoff!