"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.

Two or more magnifiers may be snapped together to produce increased magnification and to illustrate the principles of compound lenses.

Sturdy Hand Pump Features Hose Connectors For Vacuum And Pressure

The premixed ready-to-use solution contains Taq DNA polymerase, dNTPs, and magnesium chloride at optimal concentrations for efficient amplification of DNA templates by PCR. Enough for 100 reactions (2.5 mL).

The Hot Hand Protector grips hot and cold labware.

Basic Hand Injection Practice

Hand crank centrifuge with a capacity of 4 tubes (up to 15 ml), includes tubes for immediate use.

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.

Eliminate the need for glassware and provide a semi-micro environment for conducting many experiments with this clear tray about the size of an index card. You can use Chemplates instead of test tubes, as a demonstration vessel for your overhead projector, for individual student experiments, or even as a gas generator or water reservoir. Twelve large numbered cavities are molded into the high-impact plastic. In addition, each plate has a jumbo-sized cavity and a snap-off measuring spatula. Gas collecting tubes, available separately, fit the Chemplate caps. Package of ten.

Utah

Bulk rolls for easy length adjustment.

White, mature, friable.

White and black bands of quartz, feldspar, and biotite; typical foliation.