"American Scientific"

These crucibles are great for student use.

Position the Flame at Just the Right Angle.

These metric/English wind-up tapes, made of impact resistant plastic and featuring fiberglass tape, were designed to meet the rigors of the classroom.

Each compass features a metal capped needle mounted in a sturdy aluminum cylindrical case with a card dial and beveled glass top.

Laminated for long use.

Good quality hardwood meter and half-meter sticks with a natural finish.

Dramatically Demonstrate that Temperature Increases with Pressure

Set of 54 Includes twenty 1 g (blue), twenty 5 g (red), ten 10 g (yellow), and four 20 g (green) weights. These colored and coded stacking masses help children see mass relationships at a glance. Each color represents a different thickness and mass. Includes plastic storage box.

A Staple For Optic Studies

For Classroom or Outdoor Use.

Nickel-plated brass handles and borer tubes punch a variety of hole sizes.

Perfect for a variety of small applications, the bright yellow tape retracts neatly into a compact, high-impact plastic case.

Flexible, 18 gauge wire with alligator clips at both ends. The clips have a protective vinyl sheath.

Simple Analogy for Stellar Red Shift

Locks and holds into position and automatically retracts at the touch of a button.

These graduated measuring cylinders are made of high quality polypropylene plastic and feature an easy pour spout. Extra-wide hexagon base helps to prevent spilling. Set includes 10 ml, 25 ml, 50 ml, 100 ml, 250 ml, 500 ml and 1,000 ml cylinders. Set of seven.