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Infectious Disease Detectives
Learners participate in a simulation of how diseases are transmitted. Each student holds a test tube, with only one containing the "disease" while the others have water. They move around the room until told to stop. Using droppers to...
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How Much Sugar is in Bubble Gum?
Students conduct an experiment to determine the percentage of sugar in various types of gum. They weigh the gum after chewing it to determine the amount of mass lost from each piece of gum, analyze the data, and create a graph of the...
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Eutrophication Lab
Middle schoolers examine the effects of detergents and fertilizers on aquatic life and describe algae. Students define the term eutrophication as the process by which a body of water, such as a pond, lake, stream, or river, has a sudden...
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Water Density and Salinity
Students observe how different water densities control the depth at which different water masses occur. They explain one fact that they comprehend about salt water. Students comprehend that temperature and salinity affect the density...
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Salt Water vs. Fresh Water
Students explore why the oceans do not freeze. They explain why they think the Atlantic Ocean does not freeze. Students are given background information about what they are doing. They create a hypothesis about what they believe...
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Smooth It Out
Fourth graders describe how weather events such as hard rains and floods cause weathering of the Earth's surface and rocks. They distinguish between erosion and weathering, and comprehend that water and friction show similar results in...
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Matter for Minors
Students use streaming videos, web sites, and hands on activities students to explore matter. They focus on how temperature affects matter and what the particles look like in the states of matter.
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Why Is The Sea Salty?
Students observe how salt concentration increases in water and how salt remains after water evaporates. In this salty sea lesson plan, student use rock salt, water, containers, and strainers to observe that salt increases each time new...
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Cell Size and Division or How Big Would You Want To Be if You Were a Cell?
Students investigate why cells divide. In this cell size lesson plan, students observe how far a solution travels into 3 different size model cells of agar. They answer questions about the most effect movement of "nutrients" into the...
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Chromatography - Chemical Separation of Colors
Third graders use the scientific method as they separate the colors used in ink. In this chromatography lesson, the teacher introduces students to how chromatography is used in several careers, then students perform an experiment to see...
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Taste Buds
First graders taste a variety of items and record a full sentence about the way they taste. In this taste buds activity, 1st graders predict and then taste various items. Students draw a picture of the tongue and show the...
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Wonders of Weather
Learners investigate weather disasters by creating a virtual tornado. In this wild weather instructional activity, students define a vortex and describe how a vortex keeps a tornado moving and causing damage. Learners utilize...
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Halogens
Students identify the elements that belong to the halogen family on the periodic table. In this chemistry instructional activity, students describe the common characteristics of elements in this group. They research about hydrochloric...
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Constructing Food Chains
Students explore different habitats and the food chains within. For this food web lesson students construct food chains for different habitats.
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Bermuda: Search for Deep Water Caves: Living Fossils
Students explore relict species. In this anchialine cave lesson, students identify relict species associated with anchialine caves, and explain the importance of preserving anchialine caves and species.
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Straw Chromatography
Students become acquainted with the principles of liquid chromatography and construct a liquid chromatography column. Students also investigate the effects of different solvents and solvent concentrations in the separation process.
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Chemical Sleuthing
High schoolers engage in a lesson which includes flame tests and the construction of a simple diffraction spectrograph with which to measure sodium ion emissions. They use the Bragg equation to compute the wavelength of the line spectra...
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DNA Extraction From Onion
Students extract DNA from an onion using household equipment and supplies.
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From One End to the Other
Seventh graders trace a piece of food through the digestive system. They describe the functions of the mouth, esophagus, stomach, etc.
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Household Hazardous Waste Reduction
Students discover the different types of hazardous waste. They examine ways to dispose of the hazardous materials safely and without harming the environment.
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EASY (AND CHEAP) CRYSTAL GROWING
Students grow salt crystals by making a saturated solution of table salt and let the solution sit around and evaporate.
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How about a Little Give and Take?
Students design a closed system to test the relationships between plants and animals. They monitor abiotic fluctuations within this living system by using a chemical test kit. They observe how living organisms respond to fluctuations in...
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What Are We?
Students list and describe three types of surface water pollutants. They observe the effects of various water pollutants on algae growth. Three causes of each surface water pollutant is listed.
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Enzyme Labs Using Jello
Students test for the presence of enzymes in fruit and the specificity of those enzymes, as well as to identify and show the susceptibility of enzymes to certain environmental factors (temperature and pH) originating in the enzyme's...