Physical Science

Mallet

1" diameter hard rubber ball, 1/4" wooden handle, length 8". More.

Resonant Tuning Forks Set

This unit is designed to demonstrate the resonance of sound. It includes a pair of chromium-plated carbon steel tuning forks of 440Hz mounted on wooden resonance boxes. Includes a rubber hammer. More.

Coriolis Effect/Foucault Pendulum Unit

Live action in the classroom clarifies two hard-to-teach concepts. Unit fits any overhead projector. CORIOLIS EFFECT. A rotating polar map on heavy-gauge Lucite® represents the earth. The path of an object moving over the earth is seen ... More.

Jenga®

Take on the touchy task of keeping this tottering tower from toppling! Can you remove a block from the bottom and add it to the top without causing a complete collapse? As the tower grows taller and taller, the tension mounts, until one poor player adds... More.

K’NEX® Transportation Set

• Grades 1-6 • 800 pieces to build 44 transportation models (multiple models can be built simultaneously) • Supports 6-8 students working in teams • Includes teacher’s guide that provides challenge activities as an oppo... More.

K’NEX® Simple Machines Deluxe

• 3,447 K’NEX® pieces • Builds 60 fully-functioning simple machine models, many simultaneously from activity cards that include building instructions for models and activities for students to complete with the model independentl... More.

Specific Heat Specimen Set

Set of 4 consisting of aluminum, copper, stainless steel, and zinc. Each cylinder is 19 mm in diameter. The length of the cylinders is such that all are of an equal weight, since their masses are equal, their relative heat capacities are directly propor... More.

Collision in One Dimension Apparatus

An all-metal track with plastic supports, 76 cm long with five steel balls 19 mm in diameter. More.

Inclined Plane with Protractor

This complete set includes an inclined plane with pulley and protractor, a Hall’s carriage, and a standard weight hanger. Use to demonstrate resolution of forces, uniform and accelerated motions, and kinetic and potential energies. The wooden incl... More.

K’NEX® Forces, Energy, and Motion

• 442 K’NEX® rods and connectors plus 2 battery motors, 2 flywheel motors, and 4 transparent spring motors included. • Instructions to build 11 models – 4 of most can be built simultaneously. • Comprehensive teacher’... More.