"Human Biology Lab Activities&amp"

Clear, Short Prisms for Index of Refraction and Dispersion

This solid socket board holds light bulbs for circuit experiments.

This working model hydraulic/pneumatic jack shows how hydraulic or pneumatic systems can multiply forces.

Rectangular density set.

This newly designed rheostat features a protective cover.

Students Investigate Alternative Energy Forms

Bearing ball set of 3.

Equilateral prisms, made from high quality clear acrylic sheet.

Four gears of different sizes, perfect for any investigation or maker project.

Educational Materials, Mechanics, Poly/Cotton, Break strength 20 lbs., 400 foot spool

Operates 1/2 to 3 volts, 100ma start-up / runs at 15ma no load.  Strong torque - 300 RPM @ 1/2 volt. Great for gear drives.  2mm shaft dia. Size 1 1/4" dia x 1 1/4" long. 

This solderless breadboard is ideal for high-frequency and low-noise circuits.

Perform your electronic experiments on this tiny breadboard (8×5.5×1 cm) . Interconnect any components with 20-29 AWG (3 to 8 mm) wire.

Lessons in Optics and Light in the Palm of Your Hand Colorfully illustrate additive and subtractive color mixing, color transmission, absorption and filtering of the different wavelengths of light with this set of primary and secondary color mixing paddles. You can also use the diffraction gratings in this set to view spectra from different light sources. Show students how a spectroscope, colored lights, and even polarized sunglasses work with the contents of this set.

This sturdy, seamless aluminum can measures 10 cm Ø.

These uniform motion cars are a staple in the modern physics classroom.

The Sunprint Kit includes sun sensitive paper to help you make photographic prints using the power of the sun.