Simple Anemometer, This simple tool measures wind speed and direction, The wind speed range is 0 to 17 meters per second (+/-10%). The direction indicator is divided into 16 compass points, A built-in compass is provided, Dimensions: 9in x 6in x 6in
Transparent Turbidity Tube, simple apparatus is used to determine the transparency of water in lakes, streams, oceans as well as other bodies of water, Contains: 60cm transparent turbidity tube, rubber stopper with Secchi disc, 20cm silicon tube, Hoffman's clip, steel
Water Kit, Magnetic Water Molecules, 1 Cup, Contents: Plastic Cup: 1, Water Molecules: 12, Sodium: 1, Chloride: 1, Ethane Molecule: 1, Hydroxyl Group: 1, fun tool to help you teach water concepts, students will use these magnetic water molecules to discover hydrogen bonding, make ice etc
Cleanly opens up to 3 ampules at a time while keeping hands safe. all glass shards stay safely contained in the device until ready to dispose. includes 4 inserts that hold 1, 2, 3, 5, or 10ml ampules. clear copolyester plastic is durable and chemical resistant.
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