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Lesson Plan
Curated OER

13 Ways to Tell Time Backwards

For Teachers 7th - 12th
Pupils explore different ways geological time can be measured: comparing the time dimensions for each method, the mechanisms of each method, and the materials used.
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Lesson Plan
Curated OER

How Does Radiation Affect You?

For Teachers 9th - 12th
High schoolers identify the use and misuse of radiation. They examine human activities that add to the exposure of radiation. They also discover how it can be useful in saving lives.
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Worksheet
Curated OER

The Nucleus

For Students 9th - Higher Ed
In this atoms worksheet, learners review terms associated with atoms which includes isotopes, transmutation, and radioactive decay. This worksheet has 11 short answer questions.
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Lesson Plan
Curated OER

What Time is It?

For Teachers K - 3rd
Pupils explore time by completing worksheets. In this time-telling instructional activity, students utilize images of clocks and determine what time they read. Pupils answer more clock questions with a Smart Board and complete a clock...
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Lesson Plan
Curated OER

The Pony Express

For Teachers 4th
Fourth graders answer four math questions based on their reading of a short story on the history of the Pony Express.
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Lesson Plan
Curated OER

Science: Breathing in Space

For Teachers 6th - 12th
Students determine the amount of air they use during rest and activity. They conduct experiments to calculate the number of breaths needed to empty a jug of water by exhaling through a tube into the container. Then, they figure how much...
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Lesson Plan
Curated OER

City Bound

For Teachers 5th
Fifth graders identify the reasons for people migrating to cities after the Civil War. Using population data, they discover why populations in cities rose while rural populations fell during 1860 to 1900. They discuss the impact a...
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Lesson Plan
Curated OER

Emerging Viruses

For Teachers 9th - 10th
Learners study the characteristics of living things and explore the characteristics of viruses including their structure, function, and reproductive cycles. They also explore the impact of viruses on human health by discussing common...
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Lesson Plan
Curated OER

I Had To Tell This Story

For Teachers 10th
Tenth graders analyze the video "Berga:  Soldiers of Another War."  In this World History lesson, 10th graders read a quote and discuss the meaning of the quote.  Students read and answer questions based on a video
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Lesson Plan
Curated OER

Anne Frank: Critical Thinking

For Teachers 6th - 8th
Students examine the experience of Anne Frank during the Holocaust. Using the text, they discover how propaganda was used to impact the lives of young people in Germany. They answer discussion questions as a class and relate her...
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Lesson Plan
Curated OER

Examining the African American Role in New Haven History: Pride in the Past? Hope for the Future

For Teachers 5th
Fifth graders examine the role of African-Americans in New Haven, Connecticut. Using two maps, they compare and contrast the differences in the town from the past to today. In groups, they use the internet to research the contributions...
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Unknown Type
Physics Aviary

Physics Aviary: Practice Problems: Half Life From Graph

For Students 9th - 10th
Determine the half-life of an isotope based on the graph of the amount of the isotope left as a function of time.
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Unknown Type
Physics Aviary

Physics Aviary: Practice Problems: Half Life From Data

For Students 9th - 10th
Determine the half-life of an isotope based on the activity data of the isotope as a function of time.
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Unknown Type
Physics Aviary

Physics Aviary: Practice Problems: Decay Constant and Half Life From Table

For Students 9th - 10th
Determine the decay constant and half-life of an isotope based on the activity data of the isotope as a function of time.
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Unit Plan
CK-12 Foundation

Ck 12: Radioactive Half Life

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Explains radioactive half-life and radioactive dating, and demonstrates how to solve problems with each.
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Lesson Plan
Utah Education Network

Uen: Radioactive Review

For Teachers 9th - 10th
This lesson consists of half-life problems for the students to work out.
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Study Guide
Department of Defense

Do Dea: Ap Calculus: Radioactivity and Half Life [Pdf]

For Students 9th - 10th
Apply the Law of Exponential Change to solve a "real-world" science problem. Formulas and examples are provided. Great review for the AP Calculus test!
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Bf 1,000 Is Half of 2,000

For Teachers 9th - 10th Standards
This task is about an online mathematics organization that is trying, over a four-year period, to generate 2,000 math problems that cover all grades. This real-life modeling task could serve as a summative exercise that draws on many...
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Activity
Texas Instruments

Texas Instruments: Growth and Decay Formulas

For Teachers 9th - 10th
In this question set, students use exponential growth and decay functions to solve problems about compound interest, population growth, investments, and half-life. Solutions and explanations are provided for these problems.
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Handout
Purple Math

Purplemath: Logarithmic Word Problems

For Students 9th - 10th
Logarithmic word problems generally involve evaluating a given logarithmic equation at a given point, and solving for a given variable; they're pretty straightforward. This resource contains worked examples to demonstrate the reasoning...
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Website
PBS

Idaho Ptv: Science Trek: Salmon

For Students 3rd - 5th
An excellent and comprehensive resource on salmon. Includes three videos: a half-hour show, a video short, and a short video where an expert answers children's questions. The facts section covers every topic you might think of, including...
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Interactive
Cool Math

Coolmath: Radioactive Decay 2

For Students 9th - 10th
This Algebra Cruncher generates an endless number of practice problems for radioactive decay -- with hints and solutions! Find the half-life.
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Activity
University of Saskatchewan (Canada)

University of Saskatchewan: Modeling Exponential Decay Using Logarithms

For Students 9th - 10th
Radioactive decay is a real-life example of exponential decay. This site solves an example problem by using the exponential decay equation.