"activities&amp"

This box shows Planck's Constant in action.

Used to Examine Wood Quality and Measure Growth Rates

A versatile marking tool.

Teach Students to Quickly Determine Tree Heights

Simple Yet Sensitive Instrument.

Test saves time In experiments.

Unique Manipulative For Visualizing How Bullets Are Traced to a Particular Firearm

Use to Safely Demonstrate Bullet Types, Or to Stage a Crime Scene

Record a Complete Profile of Your Suspects

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

Safe alternative to Glass Titrators

Determine the Diameter of Trunks by Measuring their Circumference

Book & Downloadable Content Combo Reference

For use with the Serial Number and Restoration Kit, this set provides additional stamped serial number samples for multiple groups or repeat activities.

Students Use Reasoning Skills to Locate Hidden Natural Treasures

Model The Effects Of Antibiotics On Disease Causing Bacteria During Infection