This total immersion thermometer is ideal for testing the temperatures of liquids in the lab, or for simply taking the temperature outside. Features a dual scale measuring in both Celsius and Fahrenheit simultaneously, as well as a hook for hanging, and a plastic blue slider that keeps the thermometer from rolling.
This caffeine molecule mug makes an excellent gift!
Comprehensive collection of 30 fossils.
Easily assemble a working alarm motion detector!
This beautiful candle holder is carved out of natural amethyst!
Build over 100 exciting electronic projects with this easy to use kit!
This great rock tumbling kit comes with everything you need to polish stones and gems!