Curated OER
Tsunamis by the Book
Students use the Internet and other sources to investigate tsunamis. They construct books listing several tsunami facts and cite their sources. They read their books to another class.
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Design a Reef!
Students design a functional model of a coral reef ecosystem. In this coral reef instructional activity, students identify the energy sources and material cycles of a coral reef. They write an essay about their niche in their own ecosystem.
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Make An Egg Float!
Students analyze density. In this density activity, students experiment with floating an egg. Students discover that salt added to water changes the density of the water allowing an egg to float.
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Watercycle
Third graders examine the natural circulation of water from oceans, lakes, and rivers to evaporation into the air, and then to condensation to produce rain falling back to the soil as components of the water cycle.
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Pollution Solutions
Students visit a local park to test the quality of the aquatic environments. They search for sources of pollution and examples of pollution control. Based on their obeservations and experiments, they rate their local environment.
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Observing Buffers In Lakes, Ponds And Streams
Pupils observe the effects of limestone on the acidity of water. Some areas of the nation have a lot of limestone in lake bottoms and in soil, which helps neutralize the effects of acid rain. Students see this effect first hand.
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The Warmth of the Sun
Students broaden their understanding of the sun, particularly its critical role in warming the land, air and water around us.
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The Warmth of the Sun
Students compare and discuss the warmth of the classroom in a variety of places. They chart the warmth of places inside, outside and a pan of water.
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Sea Ice and Sheet Ice Melting Experiment
Students observe the change in water level as a result of melting sea ice and melting sheet ice.
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Do Plants Eat?
Learners explain that photosynthesis is a process that plants use to convert light energy into glucose. They summarize photosynthesis as a chemical process in which the plant uses carbon dioxide and water to form glucose and oxygen.
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Eek, It leaks!
Students construct model landfill liners out of two-inch strips of garbage bags within resource constraints. The challenge is to construct a bag that will hold one cup of water without leaking. This represents similar challenges that...
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Erosion
Fifth graders study what erosion is, what causes it, and ways to slow its progress. They complete an experiment that depicts soil moving down a slope as water is poured on it to show how moving water erodes land. Next, they observe...
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COMPARE SOILS BY GROWING PLANTS
The student will identify the difference in the rate of plant growth in three soils that vary in organic matter.1. Obtain three to four flowerpots, different types of soil, a record chart, three to five beans for each pot, and water....
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Making Change
Learners identify different sources of pollution. In this environment lesson students view a video then make a commercial for the town.
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Jungle Survival
Students make a chart with columns for water, food, shelter, fire, and other needs.Then list whatever each person thinks they might need in each column to survive for at least a week in the outdoors during that season.
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Earth Day - Bursting Beans
Students fill jars with dried beans and water, cover the jars, and wait to see what happens in this excellent Science experiment ideal for Earth Day (April 22nd). Emphasis is placed on discovering the reactions of seeds to water.
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