Discovery Education
School of Rock
Why do rocks break down over time? Learners explore this concept by simulating physical and chemical weathering of different types of rocks. They use an abrasive to demonstrate physical weathering and acid to demonstrate chemical...
Curated OER
Colligative Properties - Freezing Point Depression
In this freezing point activity, students determine the freezing point of solutions at different concentrations. This activity has 9 problems to solve.
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River Research
Students use the internet to research the streams and rivers found in Illinois. Using the information, they identify and describe the rivers and streams along with the physical characteristics of a river ecosystem. They share what they...
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Floating on Salt Water
Mixing substances together causes their properties to change. This resource illustrates that concept for fifth graders by having them consider four questions that have to do with buoyancy and boiling point. Learners begin to understand...
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Sometimes, solid + liquid = gas
Third graders experiment with common household liquids and solids. For this chemical reaction lesson, 3rd graders discuss phase changes and experiment to find other ways to create gases. They use water, vinegar, lemon juice, flour,...
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Swirling and Churning Milk
Students examine the concepts of micelles, polarity, solubility, and properties of detergent in an experiment with milk, water, and food coloring. Students complete a Take-Home Challenge in which they experiment with the behavior of food...
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Soil Investigations
Students examine the basics about soil. In this soil lesson students describe the physical properties of soil and explain what soil profile is.
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Writing Chemical Formulas
Students study how to write chemical fomulas by reviewing the combinations atoms form into compounds. They write a procedure to test various substances and name the compounds and write formulas. As they construct models for formulas and...
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Ice Cream
Open this instructional activity by giving a brief history of ice cream. Using liquid nitrogen to lower the temperature, preteens make their own confection. The accompanying activity sheet queries learners about freezing point, the...
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The Three Phases of Matter
To study the phases of matter, students complete an experiment including water and corn starch and answer six short answer questions about the states of matter the observed.
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Demonstration of Ideal Gas Law
You know that liquid nitrogen turns into a gas at room temperature. Place some in a two-liter bottle for a physics demonstration of the ideal gas law. Beware, however; this is a dangerous demonstration! Not to mention that you may not...
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Will It Sink Or Float?
Have your class predict whether objects will sink or float in water. Learners consider a data table of mass, volume and whether the object sank or floated. They develop an evidence-based explanation for the results.
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Group 7 - The Halogens
Properties and uses of the halogen elements are illuminated by this compact collection of slides. Examples of halogen reactions with alkali metals, hydrogen, and water are also explained. This is a nifty resource to support an...
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"What If The Earth Were Made Of Sand
Students examine the most common characteristics of clay and sand, and to understand how the properties of these materials affect the erosion of the landscape and the formation of the many landforms. They explore clay and sand through...
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Limestone and Its Uses
Everything you ever wanted to know about limestone fills these 15 slides. Its properties, uses, and reactions with other materials are all explained. Most likely, this would be useful in a high school geology class as an example of...
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Acids and Bases
For this acids and bases worksheet, students compare the properties of acids and bases. Students determine the concentrations required to neutralize solutions. This worksheet has 1 word problem and 14 multiple choice questions.
Mr. E. Science
Sound
Since light travels faster than sound, some people may appear bright until you hear them speak. The presentation covers what sound is, how fast it travels in various mediums, properties of sound, hearing, and the parts of the human...
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Alcohols, Phenols, and Ethers
Twelve pages of text tells viewers about the physical properties and naming procedures for alcohols and ethers. A page is also dedicated to briefly describing phenols. This straightforward chemistry presentation comes to you as a PDF...
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Acids and Alkalis
This PowerPoint progresses slide-by-slide through all the facts you would want to deliver about acids, alkalis, salts, and the related lab tests. Each slide has one or two facts about a physical or chemical property or behavior. The...
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Marine Fisheries Management
Almost 200 slides make this a vast collection! It is a quirky collection, titled "Marine Fisheries Management," but having little to do with that occupation. What you will find are two-toned blue backgrounds with no pictures, but a few...
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Wildlife
The centerpiece of this lesson plan is a predator-prey simulation in which colored paperclips represent different species of animals camouflaged against a colored background. Relevant follow-up questions are provided. The activity is...
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Wavelengths of Light
Explore physical science by participating in a visual spectrum experiments. Budding scientists identify the colors in the color spectrum and view the colors in class by utilizing cellophane, flash lights, and other arts and crafts...
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Rain Formation
First graders investigate the different water formations by conducting an experiment. For this water properties lesson, 1st graders examine jars filled with ice, rain water, air and snow in their class. Students predict what...
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Our Keystone FFA Spring
Students identify where their water sources and explore a watershed on a map. For this watershed lesson students walk a wetland, and identify sources of pollution.