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Activity
Discovery Education

Perfectly Decomposed!

For Teachers 6th - 8th Standards
We all know someone who won't eat the banana with a brown spot, the grape with a dimple, and the apple with a bruise. Scholars use different fruits to explore what happens when fruits really start to decompose. They set up an experiment...
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Lesson Plan
Curated OER

Water Chemistry

For Teachers 6th - 8th
Students engage in a lesson that is concerned with the concept of water chemistry. They conduct research using a variety of resources. Students also consider an experiment to observe how water has the abiility to exist as three different...
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Lesson Plan
Curated OER

Ice Cold

For Teachers 9th - 12th
High schoolers design and conduct an experiment to investigate what happens when salt and ice come together and to determine if one form of salt is better for melting ice on steps and sidewalks.
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Lesson Plan
Curated OER

Radioactivity Experiments

For Teachers 9th - 12th
Students study the difference between types of ionizing radiation and how elements are transmuted. They determine that radiation is normal and surrounds us. They calculate the amounts of alpha, beta and gamma radiation emitted from a...
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Lesson Plan
Curated OER

Discovering the Structure of the Atom

For Teachers 9th - 10th
Students investigate atomic and nuclear structure of matter by researching historical atomic theories. Students examine Rutherford's studies and discover that many scientific conclusions change over time as new data is collected.
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Lesson Plan
Curated OER

Density and Mass

For Teachers 1st - 2nd
Students experiment to find which liquids are more dense.  In this density and mass lesson, students predict and then test objects to observe and measure their density. students observe which items sink and float. Students complete...
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Lesson Plan
Curated OER

Periodic Table of the Elements

For Teachers 1st
First graders discuss, at their level, the concept of elements making up all matter. They discover the story of Dimitri Mendeleev and his discovery of the Periodic Table of the Elements. They locate and color some of the most common...
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Lesson Plan
Curated OER

Putting the Ice in Hockey

For Teachers 5th - 8th
Eighth grade physical science classes examine why the ice on which hockey is played is slippery. They do so by discussing phases of matter and the molecular motion in each. They read an article on a website and write out answers to 10...
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Lesson Plan
Curated OER

Temperature Changes Everything

For Teachers 5th - 8th
Middle school chemists visit interactive websites in order to discover what happens to molecular motion when heat is added to matter. They conduct an experiment that demonstrates the expansion of matter with the addition of heat. A lab...
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Lesson Plan
Curated OER

Guess What?!

For Teachers 2nd - 8th
Students explore how scientists work. In this scientific method lesson, students use their senses to identify objects they cannot see. Students are asked to think like scientists and make observations, comparisons, and interferences, as...
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Lesson Plan
Curated OER

Water and Ice

For Teachers K - 2nd
Students examine water. In this chemistry lesson plan, student examine the physical properties of water and how it changes from a liquid to a solid or a gas. This lesson plan contains links to a second and third complimentary lesson plan...
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Worksheet
Curated OER

Why Do Atoms Combine?

For Students 9th - Higher Ed
In this subatomic particle worksheet, students will read the important discoveries throughout history of the neutrino. Based on this information, students will complete 4 short answer questions.
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PPT
Science Geek

Atomic Structure

For Teachers 9th - 12th
The International Union of Pure and Applied Chemistry (IUPAC) was formed in 1919 and was crucial for allowing scientists to discuss findings during the Cold War. A presentation offers an introduction to atomic structure including the...
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Lesson Plan
Cornell University

Chemical Reactions

For Teachers 5th - 8th Standards
Investigate the Law of Conservation of Mass through a lab exploration. Individuals combine materials to initiate chemical reactions. They monitor for signs of reactions and measure the masses before and after the reactions for comparison.
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Lesson Plan
Cornell University

The Science of Snowflakes

For Students 6th - 8th
Who can grow the best crystals? Challenge class members to develop strategies for enhancing growth in the crystals. Through a lab investigation, learners study the properties of crystals and test the effectiveness of different growth...
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Lesson Plan
Curated OER

The Periodic Table

For Teachers 8th
Eighth graders read and interpret the Periodic Table. They also make decisions on how to group and arrange different kinds of matter and draw the structure of atoms of pure elements. Finally, 8th graders contrast and compare basic...
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Lesson Plan
Curated OER

Elements and the Periocic Table

For Teachers 8th
Eighth graders draw the structure of an atom. They construct atomic models, list parts/locations of an atom, organize parts of the periodic table and write a descriptive report about an element.
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Lesson Plan
Curated OER

More About Static Electricity

For Teachers 6th - 8th
Students examine the concept that static electricity is a phenomenon that involves positive and negative charges. They explore the Static Electricity section of the Science, Technology and Engineering website to learn more about the...
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Lesson Plan
Curated OER

Relative Masses

For Teachers 9th - 12th
Learners investigate relative mass using 8 different items. In this relative masses lesson plan, students discuss as a class John Dalton's atomic theory. They take the masses of the 8 items and record their data. They discuss relative...
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Lesson Plan
Curated OER

Different Minerals

For Teachers 7th - 9th
In this minerals worksheet, students read about the relationship between elements, rocks and minerals. They experiment using 6 different colored gumdrops to represent 6 common elements. Students construct gumdrop and toothpick models of...
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Lesson Plan
Curated OER

Evidence of Chemical Change

For Teachers 7th - 9th
In this chemical change worksheet, students conduct 4 experiments set up around the room. They follow the instructions at each station for each experiment and list the physical properties and observe any changes at each station. Students...
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Lesson Plan
Curated OER

Foucault's Pendulum

For Teachers 9th - 12th
Students investigate how the motion of the Foucault pendulum proves that the Earth is rotating. They research the Internet about pendulums and conduct an experiment online. They view a multimedia presentation about pendulums and read...
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Lesson Plan
Curated OER

Chemistry & The Community

For Teachers 11th - 12th
Students complete a Webquest which investigates the chemistry in items such as shampoo. They research the Internet, perform a lab experiment, and write a scientific lab report with their findings. Upon completion of the activities, the...
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Lesson Plan
Curated OER

Marvelous Mixtures

For Teachers 5th
Fifth graders design an experiment in which they separate mixtures. In this mixtures lesson, 5th graders define mixtures, solutions, solutes, and solvents. They watch a video, complete worksheets, and perform an experiment to separate...