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Worksheet
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AP: Chapter 23: The Evolution of Populations

For Students 10th - Higher Ed
How and why do populations change over time? AP biology aces explore this question by completing this assignment. They write the answers to 21 questions regarding population genetics, stability, genetic drift, polymorphism, and...
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PPT
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Poetry Vocabulary

For Teachers 7th - 9th
Consisting of a thorough and straightforward list of poetry terminology, the first part of this presentation would be a good introduction to a poetry unit, or a review for an upcoming poetry project. The list of terms is quite extensive,...
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Lesson Plan
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Investigating Chemical and Physical Changes

For Teachers 4th - 6th
Students explore physical and chemical changes by looking at how different powders react to a variety of substances. They observe and identify the difference between physical and chemical change using a mystery powder.
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Worksheet
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Physical vs. Chemical Changes

For Students 9th - 12th
In this chemical reactions worksheet, high schoolers read about the differences between physical and chemical changes in substances. Then students identify situations as either an example of physical or chemical change. High schoolers...
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Lesson Plan
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Changing States: Does it Matter

For Teachers 6th - 8th
Students participate in experiments to visualize the differences between chemical and physical changes. They attempt to detect the five characteristics of a chemical change.
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Lesson Plan
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Climate Change: Is there a Controversy

For Teachers 6th - 8th
Students explore climate changes. In this climate changes lesson, students research what causes changes. Students search the Internet, summarize reports they find and create a poster with the information.
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Lesson Plan
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Physical And Chemical Changes

For Teachers 2nd
Second graders identify physical and chemical changes of matter. They distinguish between physical and chemical changes. They classify changes as physical or chemical.
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Worksheet
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Phase Changes

For Students 9th - 12th
In this phase change learning exercise, students read about the particles in substances that speed up and slow down for substances to change phases. They answer eight questions about phase changes, the states of matter and how changing...
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Lesson Plan
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Our Changing Community

For Teachers K - 5th
Students investigate how communities grow and change. In this communities lesson, students discuss how their community has changed and construct a model of a community.
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Lesson Plan
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The Science of Changing Seasons

For Teachers 7th - 9th
Students explore basic principles of seasonal change, ponder the mechanisms that drive these changes, and perform experiments that show what causes the earth to heat differently during different seasons.
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Lesson Plan
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SAFETY KNOWLEDGE BASE CHANGES

For Teachers 6th - 8th
Students research and formulate a hypothesis for research to correlate changing safety regulations in regards to personal and environmental safety polices for storage, handling and disposal of chemicals, risk involved in hazardous...
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Lesson Plan
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Change of State

For Teachers 6th - 9th
Students investigate the change of states of Butyl Stearate and the temperatures at which it changes state. For this change of state lesson plan, students place a test tube of Butyl Stearate in a cold water bath and monitor its...
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Lesson Plan
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Climate Change

For Teachers 7th - 8th
Young scholars discuss problems associated with a world climate change. They examine how animals would be affected if the world heated up.
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Lesson Plan
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Social Sstudies: Change in Space and Time

For Teachers 4th - 5th
Students examine the dynamics of change and compare and contrast it with other cultures. They cite examples of how people change over time and explain why it is necessary. Students organize a skit, Webpage, or Powerpoint presentation...
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Lesson Plan
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Changing Landforms

For Teachers 2nd - 4th
Students investigate different types of landforms. In this landforms activity, students explore landforms by participating in a WebQuest. Students research the reasons behind landforms changing and create a picture using KidPix.
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Lab Resource
Creative Chemistry

Determining the Enthalpy Change of a Reaction

For Students 9th - 12th
In this enthalpy of reactions learning exercise, students use a known amount of copper (II) sulphate solution and an excess of zinc powder to calculate the reaction's enthalpy change. Students measure the temperature change throughout...
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Lesson Plan
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Changes in Draft Registration

For Teachers 9th
Students evaluate the differences between the first draft registration and today's Selective Service form. They explore how changes in American society and culture influence changes in the draft system.
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Lesson Plan
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Science: Changes in Matter

For Teachers 2nd
Second graders discover what changes occur in various types of matter under different conditions. They make predictions about the changes in an apple left out in the air, water placed in a freezer, and a nail left in a cup of water. They...
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Lesson Plan
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Annotating Change in Satellite Images

For Teachers 9th - 12th
Students construct a movie using Landsat images to observe changes over time on Earth. In this satellite images lesson, students observe changes in land use over time and document one type of change they observe. They produce an...
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Lesson Plan
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The Changing Coral Reef

For Teachers 4th - 6th
Young scholars record changes in the composition of a coral reef.  In this Coral Reef lesson, students recognize the needs of Coral Reef species to survive.  Young scholars chart changes in population over time. Students write...
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Lesson Plan
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Rate of Change

For Teachers 11th
Eleventh graders solve problems dealing with rate of change. In this algebra lesson, 11th graders graph their rate of change problems and analyze it comparing their data with each other. They solve problems dealing with percent and rate...
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Lesson Plan
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The Nature of Chemical Change: Acting Out An Example

For Teachers 3rd - 6th
Learners illustrate the molecular nature of matter and show that chemical change involves alteration of molecules.
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Lesson Plan
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How a Liquid Changes to a Gas

For Teachers 2nd
Second graders identify three forms of matter- solids, liquids, and gases with 100% accuracy. They observe water evaporating from an open container and water evaporating and condensing in a closed container. The students assess that a...
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Lesson Plan
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People Change the Landscape

For Teachers 3rd - 5th
Students examine ways in which humans have brought change to the natural environment. In this ecology and literacy lesson, students listen to the book Island Boy by Barbara Cooney. Students observe and define map-reading vocabulary as...

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