This flask electroscope is meant for use in experiments on detection of electric charge and determination of polarity. It consists of a 250mL Erlenmeyer flask, and a plated rod with a knob of diameter 16mm (2/3in) passing through a rubber stopper. A pair of aluminum leaves are suspended from the rod. Good for experiments in the classroom setting or for use in a science project.
Great reference card for chemistry and physics students.
Use this kit to introduce electromagnetic principles in the classroom setting!
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Comprehensive collection of 30 fossils.
Start a great hobby in electronics with this state of the art electronics project lab!