Center of Mass kit will explore the center of gravity of a 2 body system to show a single point on any solid body about which the weight is balanced in all directions. Contains: Storage box, Slotted Mass Set, protractor, 3 high strain rubber bands, 2 engineering balancing boards
Wards* Chemistry Endospore Stain Kit, for 750 Slides, Distinguish between endospores, vegetative structures of bacterial cells,The endospores will stain green against a pink background, Includes spore staining solution, safranin O solution/instructions