"Preserved+Plant+Materials"

Stainless steel seed divider, with 14 chutes offering precise, equal seed splitting.

These handles are lightweighted and ergonomic.

Students Can Build Their Own Model for Better Understanding

Direct soil conductivity tester for measuring salinity and nutrient levels without sample preparation.

Different heights, thickness, and lengths to meet all your class and lab needs.

This kit provides a fun, hands-on activity that utilizes techniques used by oceanographers and topographers to map sea floors.

Students research a variety of macromolecules.

Isaac Newton could never have imagined that upper elementary and middle school students could explore his mathematically derived laws of motion using straws, compact discs, wooden spools, and balloons.

Rugged, reliable meters designed for educational outdoor experiments.

This fast and easy activity acquaints students with electrophoresis using inexpensive dyes.

This simple demonstration of the relationship between adaptations and natural selection gets students away from their desks.

Science teacher Michael Calhoun developed this activity to help students explore the difficulty of predicting the advance of a developing hurricane.

Disposable transfer pipettes for liquid handling.

Reliable pH 4 calibration buffer for accurate meter standardization and lab use.

Neutral pH 7 calibration buffer for standardizing pH meters and electrodes.

Start your electricity studies with a wide variety of electrical components.