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Unit Plan
National Security Agency

Time After Time

For Teachers 3rd - 4th Standards
Save those precious minutes and hours spent planning math lessons with this mini-unit on telling time. Offering a series of engaging hands-on and collaborative learning activities, these three lessons teach children how to read analog...
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Lesson Plan
ESL Kid Stuff

Telling the Time

For Teachers 3rd - 9th
What time is it? Language learners are introduced to time vocabulary with a series of activities, songs, and games that let them practice formulating and answer questions about time.
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Interactive
Curated OER

ESL: Phrasal Verbs

For Students 3rd - 6th
In this ESL phrasal verb activity, students choose the correct verb that completes a sentences accompanying a picture, then determine whether the phrasal verb is separable or non-separable. Students also complete a word search.
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Lesson Plan
Curated OER

The Sounds of Summer

For Teachers 8th - 10th
Students experiment with measuring the speed of sound in an open field by clapping hands and measuring the time delay between the clap and hearing the sound at a long distance. Students practice solving equations at completion of activity.
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Lesson Plan
Curated OER

At War With Multiplication

For Teachers 3rd - 5th
Students play the card game War using basic multiplication facts. They take a multiplication quiz following the game.
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Interactive
Curated OER

Word Problems that involve Circles

For Students 10th
In this geometry activity, 10th graders solve application word problems based on knowledge of a circle. The one page interactive activity contains four questions. Answers and hints are included. 
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Lesson Plan
Curated OER

Body Systems Unit

For Teachers 2nd
Second graders complete a unit of lessons on the body systems. They watch the video, Magic Schoolbus Inside the Human Body, trace their bodies and construct the systems on the tracing, simulate the digestive system, and participate in...
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Lesson Plan
Curated OER

Determining the Percolation Rate of Soil

For Teachers 9th - 12th
Students discover how water moves through different types of soils. In groups, they use the same sample from a previous activity and empty it into a milk carton in which they have layered with cheesecloth to determine the percolation...
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Worksheet
Curated OER

Angle and Radian Measure

For Students 9th - 10th
In this angle and radian measure learning exercise, students find the measurement of a central angle. Students determine the speed of rotation, linear speed of a point, and radians per second. This two-page learning exercise contains...
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Lesson Plan
Curated OER

South Pole Base Gamma

For Teachers 9th - Higher Ed
Students design a South Pole base. For this science lesson, students discuss characteristics of the South Pole and work in a group to design a base that will be named "Gamma." Students sketch their design.