reflection and refraction demonstrator, 16cm diameter acrylic water tank has a 360 degree scale and a moveable arm carrying a laser activated by a push-button, Thumb screws on the side of the laser harness can be adjusted to finely position the laser beam
CO2 To the Rescue Lab Activity kit, to invent a small device that could rescue a cell phone that accidentally falls into water, Students conduct a pair of chemical reactions to determine which of two acids react with baking soda to produce the most CO2 gas
Kit Safe Water, Contains: Student instructions, Simulated samples of well water, tap water, and bottled water, Nitrate Test Solution, Arsenic Test Solution, Coliform Bacteria Test solution, Labeled droppers, Well Water Testing sheet, Bottled Water Testing sheet
Water Analysis PCR Kit, Includes: PCR Reaction Components - 2X PCR Master Mix 300ul, Positive Control water 30uL, Negative Control water 30uL, Gel Electrophoresis Components- DNA Ladder 30uL. To test water samples through PCR and detect the presence of bacterial contaminates.
Hydro-Electric Power Station - Working Water Turbine To Generate Electricity, Composed Of A Well Made Turbine With Transparent Cover Connected To A Small Motor To Generate Electricity. Ideal For Classroom Demonstrations
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