Curated OER
Is Your Water Clean?
Students conduct tests of water samples from different sources, such as a local river, tap water, and an irrigation ditch. After determining which pollutants are present in each sample, students hypothesize the possible sources of the...
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What's the Matter with My Jell-o?
Students work in teams of four as they conduct four controlled Jell-O experiments over a two-day period. The Family Page extends this learning to the community by providing families with challenges to explore at home.
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Go Jump In The Lake!
Students experiment with local lake water to determine the health of the lake waters. They explore the human impact on the lake water, hypothesize and share inferences in a scientific report.
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Liquid Level
Students observe liquids in different containers and then explore the concept that liquids have level surfaces. They identify those who are not at the center to reinforce the concept of liquid levels with a representational puzzle and...
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Chemical or Physical?
Fourth graders make observations of the reactions that happens between calcium carbonate and various liquids. During the experiment the students determine if there is a chemical change, a physical reaction, or no reaction when they mix...
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Liquids in Bottles
Students investigate different liquids to develop their concept of a liquid. They work at a center to tip, swirl, shake, roll, and otherwise investigate seven liquids in small, clear plastic bottles: plain water, corn syrup, liquid...
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Birds Nesting and Rearing
In this birds instructional activity, students watch videos and click on the links to learn about birds nesting and rearing. Students then answer 8 short answer questions.
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Ellen Ochoa
Students identify who Ellen Ochoa was and how she has accomplished many things in her life, such as, inventions. They demonstrate their knowledge of the invention process by creating their own invention while using problem solving skills.
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Heredity (Mendelian Genetics)
Students observe and record observations of whether a person is a taster or nontaster. They test selected individuals from their families and peer groups and chart all findings to determine which trait (e.g. taster or non-taster) is...
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Transmission of Disease
Students provide names of viral diseases that they would possibly like to be infected with today; listing them on the Smart Board. They then come to an agreement about what virus to use and use beakers of fluids to simulate how viruses...
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Can Bacteria Arise from Non-living Things?
Fourth graders, in groups, determine whether bacteria arises from non-living things,
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Exploring Ecology
Students explore the basics of ecology through numerous hands-on and relevant activities. They participate in an online food chain demonstration, which explores food web dynamics. They dissect owl pellets, examine the prey's bones, and...
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Earthquakes and Seismic Waves
Students investigate the Richter scale and seismology in a teacher-led lab in which they are introduced to the concept of seismic waves and epicenter location. They further investigate the inner workings of a seismograph and practice...
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Skills You Need to Succeed
Students identify basic skills needed to succeed in the world of work, including communication skills, computation skills, problem solving skills, and interpersonal skills.