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Brine Shrimp 1: Hatching Brine Shrimp
Students review their prior knowledge on brine shrimp. In groups, they raise a group of brine shrimp and design an artificial environment in which they can live. They change the conditions of the environment to see how the shrimp react...
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Science: How Solids Become Liquids
Second graders discover how matter changes from one state to another by observing melting ice cubes. They decide on means to warm the ice and predict what will happen. Students record how long it takes for the cubes to melt.
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Oceanography
Fifth graders study the topography of the ocean floor. They determine its ever changing nature as they examine currents and trade winds. They write paragraph describing how the winds might affect land formations after the discussion of...
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"Across Oregon On The 45th N Parallel" A Transect of Oregon
Students explore the physical geography of Oregon. In groups, students collect weather and elevation information on Oregon. They organize the data and create maps and graphs of the information. Afterward, students compare the...
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Brine Shrimp Survival
Students develop an understanding of how growth and survival of an organism depends on physical conditions. They design an artificial environment in which brine shrimp can thrive. Students determine the optimum salinity for hatching of...
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Arsenic Contamination: Natural Disaster or Human Induced?
Young scholars list as a class the sources of arsenic contamination of water. They describe the major health effects of arsenic contamination in a letter. Students identify the regions that are affected by it.
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How Things Fly
Students conduct a series of hands-on experiments that help them explain the role of lift in fixed-wing flight. They observe the flow of air and water around several surfaces and then consider the dynamics of airflow around an aircraft...
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Forest Management
Students analyze physical and biological changes in the Sequoia forest ecosystem, especially logging and fire management practices. They evaluate the controversy of how logging and fire management should be conducted in the Giant Sequoia...
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What's the Matter with My Orange?
Students use oranges to informally explore decomposition, dehydration, fermentation, the water cycle, bacteria, yeast, food webs, the needs of living things, and physical vs. chemical change over a period of three or more months.
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Liquid Logic: Experiments in Viscosity
Students examine specific characteristics of liquids through a hands-on lab activity. An experiment with teacher prepared viscosity tubes is conducted in which liquid identities are predicted based on data. A hypothesis is written to...
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Chasing El Nino
In this El Nino worksheet, learners review this specific change in the climate cycle by completing 20 short answer questions.
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Science and Technology
Eighth graders explore the roles of science and technology in today's world. They research a topic based on the uses of science in society. Students discuss medicine, power, transportation, water and sewage treatment and stereos, TVs....
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Making Paper
Students create paper by adding a few small scraps of paper into the blender pitcher and adding just enough water to thoroughly soak paper.
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Science: Lenz's Law and the Spinning Can
Students observe a demonstration of Lenz's Law using an aluminum can and a bar magnet. They hypothesize what will occur as the can is placed in water and the magnet is lowered above it on a string. Students discover the phase shift...
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That Is Predictable
Students investigate the changes that can take place in an aquatic environment. They conduct research using a variety of resources. The research is used to report different possibilities of change because of abiotic or biotic factors.
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Electrical Safety Emergency Plan
Learners discuss Picture 7 which is a hairdryer near a basin. They discover that if the hairdryer is plugged in and turned on and falls into the water it will form a circuit and anyone touching the water or hairdryer may be electrocuted....
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Science: Let's Be Molecules!
Students discover how molecules are in constant motion. Through a simple experiment of water containing food coloring, they observe the drops of coloring move even though the water is still. Role-playing as molecules, students stand up...
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States of Matter: Liquid
Students work in a mini lab where they measure the temperature every 30 seconds for several minutes as water is heated. They are asked what makes liquid different from a solid. Students view a PowerPoint on the model of liquids,...
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A Solution for Moles
Students calculate the concentration of different solutions. In this chemistry lesson, students explain what a solution is. They explain ways to change the concentration of a solution.
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Forest Management
Young scholars explore the changes in the Sequoia forest ecosystem. They evaluate reasons for the changes and discuss opposing views of human activity, logging and fire management practices. Students observe a video, describe the...
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A World Of Matter
First graders complete a variety of experiments with solids, liquids and gases. They read books about matter, identify the characteristics of solids, liquids and gases and the sort and classify a variety of matter. Students make...
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Specific Heat Capacity of a Metal
Eleventh graders investigate the relationship between heat and energy transfer. They review terms including heat, work, calorimetry and the procedures for an experiment. After assembling the materials for the experiment, they observe...
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A Message in a Bottle
Young scholars investigate the motion of water currents by mapping the possible movement of messages cast into the ocean in bottles.They accurately plot the appearance of bottles on a world map and illustrate the flow of an ocean...
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What is the Problem of Boston Harbor?
Students recognize the affects of technology on the environment. They examine data to determine methods to improve waater quality. A research paper is written to desribe recommendations for improving water in the future.