US$ 35.00
Twelve-volt DC drive across two 600-turn coils delivers higher lifting force than 6V models
supplying the imperial-length counterpart to the 300mm metric lead for inch-scaled bench setups
Cylindrical borosilicate 3
Diffraction grating mounted on a 90 x 40mm card slide
sized for elementary lessons on area
Steel Ball Bearings, 13mm, 10-Pack Waves & Oscillation_Wave Motion Twelve-volt DC drive across twoTen pack of 13mm precision machined steel ball bearings for projectile launchers, roller coaster simulations, and Newton's second law apparatus in mechanics experiments.
US$ 35.00
US$ 139.99
US$ 19.28
US$ 39.99
US$ 158.00
US$ 112.00
US$ 170.00
US$ 1218.50