Acrylic Right-Angle Prism – 45 mm

Acrylic Right-Angle Prism – 45 mm

Study refraction and refection. Safe acrylic right-angle prisms. 1.75"' long.

Assorted Pulleys

Assorted Pulleys

40, 30 and 20 mm diameter pulleys with 32 mm bores and one 10 mm pulley with a push ?t to 2 mm motor shaft.

Battery Holder

Battery Holder

Designed to illustrate both series and parallel circuits. Made of high-impact plastic. Holds standard “D” cell batteries. Each unit has male and female button snaps to allow instant connections with each other or as many as required in series or in parallel without using leads. Extension on sides also allows easy wire connections. (Batteries and connectors not included.)

CaddyStack™ Electricity Kit

CaddyStack™ Electricity Kit

A complete classroom set of basic electrical components designed with both quality and economy in mind. The Electricity Teacher’s Guide (20814), which contains activities for designing and building simple circuits, switches, series and parallel circuits, motors and buzzers, is also included. Packaged in a CaddyStack™, each kit consists of:• 16 Economy Bulb Holders •16 Economy Switches • 16 Miniature Bulbs • 3 Packages of 10 Wire Connectors •1 Teacher’s Guide • 16 Battery Holders • 16 “D” cell Batteries • 2 Motors • 2 Buzzers

Compass Magnet

Compass Magnet

Set this compass on a flat surface or set it in a bowl of water and watch it search for magnetic north! The powerful neodymium magnet that's inside finds the Earth's magnetic field and aligns itself.

DiscoveryKits® Electricity

DiscoveryKits® Electricity

This activity kit contains 2 battery holders, 2 bulb holders with bulbs, 2 switches, 10 wire connectors and an instructional guide introducing students to switches and conductive materials, circuit drawings, parallel and series circuits and testing circuits. An excellent introduction to building simple circuits.Ages 13+

DiscoveryKits® Pulleys

DiscoveryKits® Pulleys

Contains 4 pulleys (two singles, one double and one triple sheave, plus joining pin) and instructional guide with suggested classroom activities.

Dual Hand Lens

Dual Hand Lens

(Gr. K+) Versatile 3x and 5x magnifiers. 0.75"' and 1.5"' diameter lens.

Economy Bulb Holder

Economy Bulb Holder

Plastic bulb holder with two Fahnstock clips for connecting wire. Made of durable plastic. (Bulbs not included.)

Economy Switch

Economy Switch

This simple switch is constructed from a durable plastic with metal Fahnstock clips for wire attachments.

Electricity Teacher’s Guide

Electricity Teacher’s Guide

A fully illustrated, 32-page teacher’s guide with reproducible activities covering simple circuits, switches and conductive materials, series and parallel circuits, motors and buzzers and extension ideas. For use with the materials provided here.

First Experiments Magnetism Kit

First Experiments Magnetism Kit

Kit contains 4 wands, 20 magnetic marbles, 2 plastic cased magnets, a super magnet, set of floating ring magnets, large horseshoe magnet and a compass magnet. includes 16 experiments on reproducible worksheets with QCA curriculum references and background knowledge for teachers. Comes in a handy moulded storage tray.

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