This dual thermometer features large, easy to read markings for -20 degrees to 120 degrees Fahrenheit and -30 degrees to 50 degrees Celsius. Filled with red-oil based liquid. This is a great thermometer for classroom use or home use. Show your students how to read temperatures in either Fahrenheit or Celsius. Explain how the thermometer works--the red liquid goes up the glass tube when heated and goes down the tube when cooled. A must-have for any science classroom!
Warning: Thermometer is made of glass, which could break upon impact. Use caution when using thermometer.
Build your own 10 inch kaleidoscope with this great kit!
This illuminated orbiter is great for demonstrations in the astronomy classroom!
This is a great clean heat demonstration model for the classroom setting!
Infiniview comes with a 3.5" LCD screen and rechargeable Lithium Ion battery that will last up to 2 hours in the field.
Illuminate both your room and your mind with this ingenious Periodic Table Lamp.
This genuine meteorite is great for the rock collector in your family!