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Activity
1
1
Teach Engineering

Chromatography Lab

For Teachers 7th - 9th Standards
Groups use alcohol and chromatography paper to separate the color components of black ink. The purpose of the activity is to allow the class to become aware that mixtures exist in hidden places. 
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Activity
1
1
Teach Engineering

Density Column Lab - Part 2

For Teachers 7th - 9th Standards
Groups suspend objects within layers of liquids to determine the densities of different liquids and compare them to the densities of objects calculated in Part 1. The groups then carefully test their calculations by layering the liquids...
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Lab Resource
DiscoverE

Electrical Liquids

For Teachers 6th - 8th
Liquid or not, here comes the electricity. Scholars test the conductivity of various substances using a circuit that includes a light bulb. If the light bulb lights up, then the liquid is a conductor. What a bright idea!
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Handout
Curated OER

First Land Plants Found on Earth

For Students 8th - 10th
In this first land plants worksheet, students read about the major events that allowed plants to evolve on Earth. Students read about the primary and secondary atmospheres, the formation of the ozone layer to protect from UV light and...
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Lesson Plan
Kenan Fellows

The Effects of Environmental Conditions on Aquatic Organisms

For Teachers 8th - 12th Standards
What kind of experiment can your class do to how observe the environment effects on organisms? Groups design and conduct lab experiments to learn about the effects of the environment on aquatic organisms. Based upon knowledge gained from...

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