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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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Waste Management
Four different activities focus on the amount of trash generated and how humans can better manage waste. Learners analyze two days' worth of household garbage, test materials for biodegradability, and rate recyclability of various...
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Water Chestnut Graphing Activity
High schoolers are taught how to format and enter data into an Excel spreadsheet. They make a graph and interpret graphed data. Students discuss possible impacts of water chestnut invasion. They graph data on water chestnut. High...
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Somewhere Over the Milky Rainbow
Ninth graders demonstrate safe lab practices. They make critical decisions as to the effects of the fat content of the milk. Students complete called "Somewhere Over the Milky Rainbow." They are given a safety symbol worksheet. ...
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Seltzer Breath
High schoolers investigate "indicator" (Bromothymol Blue or BTB) to test for the presence of certain chemicals in liquids and gases. They compare distilled water and seltzer water for presence of carbon dioxide.
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Invertebrate Classification
High schoolers discuss the recent disovery of the "furry lobster" to peak interest in the animal kingdom. They classify various speciments using invertebrate dichotomous keys, identifying major animal phyla and classes. Thy the complete...
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Demonstrate Your Chemistry
Students research and evaluate chemical reaction demonstrations that are found on the web. they work in small groups to choose a demonstration that fits a particular category of reaction and then perform the demonstration for the class.
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THe Decomposition of Water
Students collaborate in an experiment where they decompose water into simpler substances through the process of electrolysis. They collect, measure, and observe data and then place the data into a table. Accomodations for students with...
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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 With Photograms
Students observe the interaction between energy absorbed, reflected or transmitted through an object in a photochemical process with a classroom demonstration.
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Relationships and Biodiversity
Students examine diversity on the planet and the differences within a species. In this investigative lesson students complete a lab that allows students to better understand the relatedness between plants.
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Activity #17 Liquid Density and Temperature
Middle schoolers comprehend that hot water rises up through cold water but cold water does not rixe in hot water. They comprehend that water at temperatures above 4oC decreases in density with increases in temperature. Students answer...
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Can You See It, Touch It, Hear It?
Students develop and practice observational skills through lab activity.
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Hurricanes and the Importance of Wetlands
Learners explain how wetlands minimize the impact of hurricanes. In this earth science lesson, students investigate how different materials affect the steam plume path. They complete their worksheet after the lab.
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Graphing Your Motion-Day 1
Ninth graders explore the concepts of motion, velocity and acceleration through graphing their own movement using LoggerPro. They become more familiar with the computer technology. Students explore graphing in real time and graph on...
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Heat from Light
Second graders explore solar energy. In this science lesson, 2nd graders use hand lenses to see that light energy can be converted to heat energy.
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pH Change and Brine Shrimp eggs
Pupils determine if brine shrimp eggs hatch and develop more readily in an environment which has an acid or a basic pH. They evaluate the pH level which is optimal for the hatching and development of brine
shrimp.
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Temperature and Brine Shrimp Eggs
Students determine the optimal temperature at which brine shrimp eggs hatch and develop. They evaluate the changes, if any, which occur in a brine shrimp culture at various temperatures.
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Earthworms
Fifth graders research the earthworm and write a one paragraph report on its anatomy and habitat. They learn about worms and how to dissect them through Video Streaming and virtual dissections, along with actually dissect a worm as...
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Creating Pinhole Prints
Ninth graders produce an image from a negative created with a pinhole camera using the provided materials and create a test strip in 5 second increments to determine the exposure time for a final print.
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Animal Kingdom: Phylum Chordata
Students use a dichotomous key to classify various vertebrate jar speciments into classes. They examine the speciments for general characteristics of each class and fill in a corresponding chart and then complete a few final assessment...
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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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Determining Liquid Densities
Students practice determining liquid densities in a short, hands-on lab activity. Students use a graduated cylinder to measure out 100 milliliters of a liquid, find its mass using a balance, and record measurements in a data table....
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Create Your Own Cloud
Students explore and analyze weather conditions, climates, compositions and characteristics of the atmosphere and weather patterns. They explain in detail the water cycle and its relationship to weather patterns. A lab experiment is...