Description

and specific-heat comparisons

Four-cube specific gravity set in brass

Wood-cased direct-vision spectroscope built around a 3-element prism stack

sized for acceleration

Battery-Powered Iron Clad Electromagnet, 100lb Capacity Science at Home and specific-heat comparisonsBattery powered iron clad electromagnet that lifts up to 100 pounds from its end hooks on four C cells, portable enough for mobile demonstrations of current driven magnetic field strength.

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Battery-Powered Iron Clad Electromagnet, 100lb Capacity Science at Home and specific-heat comparisons

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