"The Mystery of Lyle and Louise"

1 pound of black sand packaged in a heat-sealed bag.

Demonstrate the relationship between magnetic field and current.

Measure grip strength and pinch strength.

Dual use pump for create a vacuum or pressurizing.

Improve student test scores and involve parents in the process fun, exciting, interactive, and inclusive, these sets of content-based games help students master curriculum outlined in the current NSES Standards for grades 1 to 8.

The Hot Hand Protector grips hot and cold labware.

Basic Hand Injection Practice

Pink and gray bands, with biotite; shows good foliation.

Ten Lab Safety Practices Every Student Should Know

Protect Clothing from Spills and Splashes

These fascinating frogs are uniquely adapted for climbing, with prominent adhesive pads on the ends of their digits.

This anatomical poster presents important information about HIV and AIDS, one of the deadliest diseases facing humanity today.

Magnetic wand, Use this wand with our magnetic marbles or other magnetized items or pick up those paper clips you just dropped. It has many uses and is fun to watch in action.

The HelpingHands magnifier from Carson is a hand-held or hands-free, fully adjustable LED lighted soldering and hobby magnifier.

Demonstrate the transfer of mechanical energy into electrical energy with a simple motion of your hand.

Pre-mixed, and ready to use, this master mix contains DNA polymerase, dNTPs, MgCl₂, and reaction buffers at optimal concentrations for the amplification of DNA via PCR. Its special formulation allows for direct loading of PCR samples into agarose gels as well as tracking the migration during electrophoresis without the need for loading dyes. Simply add template, primers, and nuclease-free water, available separately. Mater Mix reduces risk of contamination. Includes enough for 100 reactions. Note: Can be stored at 4 °C for up to six weeks, or −20 °C for longer.