These semicircular plastic cells are perfect for observing the refractive properties of different liquids such as water, oil, alcohol, or other transparent liquids. The refraction cups are made of a clear, durable plastic.
Diameter: 4-3/4" (120mm), Depth: 1-3/16" (30mm), Thickness: 1/16" (1.5mm)
Head into the lab for an in-depth investigation of genetics and DNA!
Learn how solar cells transform light into electrical energy with this great kit!
With this kit, you can conduct 25 experiments to learn how an electric motor converts electricity into motion, and how an electric generator does just the opposite, converting motion into electricity.
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
The large realistic model has removable organs that can be studied and set back into the correct position.
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!