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Innovating Science® Unknown Compositions - Ferrous Ammonium Sulfate
Determine the purity of a ferrous ammonium sulfate sample via gravimetric and spectrophotometric analysis.
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K’NEX Education Intro to Simple Machines: Levers and Pulleys
Identify All Three Classes of Levers and Their Key Parts
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Electrostatic Demonstration Kit
This complete set of materials makes possible multiple dramatic demonstrations of basic electrostatic principles.
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Economy Rod-Mounted Pulley
Excellent for Introductory Mechanics Studies
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Vernier® Melt Station
Accurately determine the melting temperature of a solid.
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Elementary Science Olympiad In-A-Box
The Nation's Most Exciting Science Competition is Now Available for Elementary Grades!
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Science Take-Out® Yeast Respiration
How Does Changing The Type Of Food Affect Yeast Respiration?
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Innovating Science® Electrolysis of Tin
Perform an electrolytic redox reaction to create tin crystals in a solution.
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Weather Gauge
Multifunction Capability in One Affordable Instrument
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Contour Model
Learn to draw contour lines and how to indicate elevations on a chart or map.
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Ward's® Dichotomous Key To Free-Living Protists
Identify Over Thirty Different Forms
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PEM Fuel Cells
PEM fuel cells for education purposes, created by a leading industrial fuel cell manufacturer. Generate hydrogen using whichever Horizon kit you like and, once it’s applied to the fuel cell, stand back and watch as electricity is generated using nothing more than oxygen taken directly from the ambient air!
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Guinea and Feather Apparatus
Compare the falling rate of a feather and a guinea (coin) with air resistance and in a vacuum.