Description

eliminating cord-threading during setup in compound-pulley experiments

and a 1-degree protractor

and horseshoe magnet that swap by hand

a 24W filament lamp

75 lb retort set accepting 10 by 1

Floating Ring Magnet Set with Wooden Base Pack Size_4 eliminating cord-threading during setup inFive 32mm ceramic ring magnets stack on a 150mm wooden dowel rising from a 5. 9 x 4 x 4 inch base, levitating above one another when oriented with like poles facing.

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Floating Ring Magnet Set with Wooden Base Pack Size_4 eliminating cord-threading during setup in

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