"AP+physics"

Small temperature difference create motion in this unique engine.

Burn some rubber and engineer your very own battery powered car.

How high did it really go? Measure your rocket's altitude it with this easy to use device.

Allows the Dual-Range Force Sensor to be mounted on the end of an air track for collision studies. Compatible with most air tracks distributed or made by PASCO scientific, Central Scientific, or Daedalon Corporation. Includes two magnetic bumpers.

Map light intensity vs. position for various slit geometries.

Our general use hydrometers are made of smooth glass for easy cleaning and have sealed-in paper scales and metal ballast.

Classroom Package of Large Needles

Four individually wrapped colored sticks of easy-to-use Permoplast modeling clay can come in handy when doing setups for an optical bench. Each stick of clay weighs 0.25 lbs. Colors include red, yellow, blue, and green.

This massive rocket is impressive in both size and power.

Bulk syringes to expand your TeacherGeek collection

This activity is a real "pick me up."

Dramatically Demonstrate Electromagnetism.

Identify All Three Classes of Levers and Their Key Parts

Nearly frictionless, accurate, durable.

Easy to read scale for performing centripetal force experiments.

The Porta pad E launch system is large enough to accomodate those rockets that require larger, 24 mm E and F engines. It has a larger footprint for added stability and a larger blast deflector plate. The Porta pad E comes with the larger ³/₁₆" Maxi launch rod.