"WardsSci000474"

The Variable Speed Wave Generator is a new concept for generating waves in your stream table. The paddle enters the water, forms the wave, then is withdrawn to eliminate back waves.

A Fun And Quick Way To Talk About Nature!

Ptolemaic Planetary System Model.

Learn about the water cycle.

Accurately calibrated, ideal for physical science work, and a must for special needs students, these cylinders feature large, easy to read graduations and no drip spouts. Made of flexible plastic, they are student proof and offer moderate chemical resistance. The removable base makes for easy storage.

According to the Environmental Protection Agency, approximately 5.5 billion metric tons of hazardous waste were spilled or buried in dumpsites throughout the United States between 1950 and 1975.

Tube clamp with finger grip.

Multifunction Capability in One Affordable Instrument

This Tuffy Utility A/V Cart (2-Shelf Putty Legs) is made of recycled molded plastic shelves that will not chip, warp, scratch, rust or peel.

These free-running plastic pulleys are durable in design.