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Rectangular in shape with corners curved
A typical leaf structure anatomical model
Grows with Your Skills: Great for independent math practice
Powder-free
For demonstrating the formation of basic major cord
Conductivity Apparatus Specimen Rectangular in shape with cornersStrips of copper, brass, steel and aluminum mounted on a wooden ring and meeting in the center. Gentle heating at the center melts wax placed in the hollows at the end of each strip. Rates of conductivity in the different metals can be compared by the difference in time taken for each cup of wax to melt. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with
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