Copper Pendulum Bob with Hook, 25mm Subcategory_Power Supplies anchoring side-by-side magnet-strength comparisons for

anchoring side-by-side magnet-strength comparisons for the classroom

Flame stabilizer paired with an anti-tip cast iron base on this natural gas Bunsen burner

Zinc alloy natural gas Bunsen burner with flame stabilizer ships with a 2-foot neoprene gas hose for quick bench hookup in chemistry classrooms

and block and tackle

a 6V buzzer

Copper Pendulum Bob with Hook, 25mm Subcategory_Power Supplies anchoring side-by-side magnet-strength comparisons forCopper 1 inch diameter pendulum bob at 2. 7 oz with a threaded removable brass hook, a denser alternative to brass or aluminum for pendulum period and simple harmonic motion work.