Description

sized for whole-class visibility during gas-law and fluid-mechanics lessons

illustrating how current direction and field together produce force

Sheet-metal thermometer stand sized 165 by 120 by 125 mm with foam rubber cushion pads on the baseplate

75-inch glass bulb on a plastic base with black-and-white vanes that spin under light exposure

and iron packs

Double Folding Magnifier with 25mm Lens, 7x Subcategory_Water Baths sized for whole-class visibility duringTwo 25mm lenses folding out together for 7x combined magnification in a pocket housing, stacking lenses the optical principle driving each additional power boost.

Exchange/Return Notes

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Double Folding Magnifier with 25mm Lens, 7x Subcategory_Water Baths sized for whole-class visibility during

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