"weather"

Demonstrate the principles of cloud formation, even when there isn't a cloud in the sky, with the cloud formation apparatus.

Brilliantly bring nature to life with the vivid images and simple text of these award-winning early science Big Books. Each oversized book measures 14×20", and is large enough for students to see from the back of the classroom.

An easy-to-read analog dial that measures indoor temperature and humidity without batteries.

Easy student modeling.

The Vision™ with its 60 lumens of LED light gives you hands free lighting instantly

Grade or measure gravel and small cobble.

A compact digital display that tracks indoor temperature and humidity to help students understand classroom environmental conditions.

Everything you need to collect real, meaningful data about the natural environment.

Get a jump on your gardening goals with the AquaSprouts® seed sprouting greenhouse.

Drosophila melanogaster, the common fruit fly, is widely used in genetic studies. They express a number of mutations such as eye, wing, and body mutations. Students can study sex-linked, recessive, and dominant mutations. Drosophila also makes an excellent live food for mantises, small reptiles, and amphibians. Drosophila demonstrates complete metamorphosis with egg, larva, pupa, and adult stages in its life cycle.

This lab helps students discover the edicts of dew point and relative humidity.

The three stage switch provides a flashing light, a steady light and an endcap flashlight

The new Flashback Three™ Light Baton provides emergency service personnel with the same superior performance of the Flashback Five™ model, but in a basic three mode system

Explore the science behind soil formation with this hands-on lab kit, ideal for environmental science and geology education.

All of our most popular crosses, already done for you. We'll do all the pre-work, so you can spend more time with your students.

Combining high accuracy water level measurements, this kit includes everything needed to start logging. It is ideal for monitoring water levels and temperatures in wells, streams, lakes and freshwater wetlands.