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Economy Tandem Pulleys
Tandem pulleys give students a clear picture of mechanical advantage and velocity ratio in a pulley system.
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PYREX® Serological Pipettes, Corning
These sterile disposable 1 ml PYREX® serological pipettes, calibrated (TD) with blow-out, offer long, slender, tapered tips to make pipetting go faster and easier.
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Ward's® Gneiss (Gray Banded)
White and black bands of quartz, feldspar, and biotite; typical foliation.
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Ward's® Sandstone (Banded)
Red, medium, to coarse-grained iron oxide cement; shows hematite bands.
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Ward's® Microcline (Pink)
Feldspar group; pink cleavages showing perthitic texture, common potassium feldspar, Mohs’ hardness of 6.
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Ward's® Hematite (Red Ochre)
Red, earthy, in natural chunk form; common pigment ore.
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3B Scientific® Human Classic Skull Model, 3-part
Ideal For Practical Anatomy Exams
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Recombinant DNA Manipulative
This large plasmid model teaches students the basics of recombinant DNA technology.
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Ward's® Arkose
Red-brown to gray, coarse-grained, containing feldspar and mica.
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Lenz's Law
The Lenz's Law Kit investigates how much force an induced magnetic field can create.
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Ward's® Albite
Feldspar group; white to gray, sodium plagioclase cleavages; some faces may show twinning.
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Amino Labs Bioplastic Kits: Reuse Food Waste™
Break the cycle of wastefulness and recycle food scraps into new materials with the Bioplastic Kit: Reuse Food Waste™ experiment.
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Ward's® Calcite (Cleavage)
Pure translucent to white, rhombic cleavages, Mohs’ hardness of 3.