Shows the discreteness of an electronic charge and measures the charge on an electron.
Science First™ Splash Guard
Resists chemical attack and wanton projectiles, yet transparent enough to allow a full view of what's cooking.
Boyle's Law and Absolute Zero
Visualize the basic relationshiop between pressure, volume, and temperature of gases.
Science First™ Basic Electric Motor Kit
Build a real working motor for classroom exercises, science fairs and more.
Science First™ Small Van de Graaff Generator, 200kV: Replacement Belt
Replacement belt for Small Van de Graaff Generator, 200kV.
29-Series Pop Beads
Create models of DNA strand, DNA replication, RNA conversion, cell organelles, ribosomes, mitochondria and a nucleus.
Place one end of the tube below the water surface to improve the visibility of aquatic plant and animal life as well as Secchi disc studies.
Science First™ Magnetic Ballistics Car
Shows how horizontal component is independent of vertical component.