Messenger Education
Dangers of Radiation Exposure
Gamma radiation, which is harmful, is useful in treating cancers. In the second lesson plan in a series of four, young scientists take surveys and calculate their yearly exposure to ionizing radiation. Then they read about how harmful...
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Chors, Secants, Tangents
High schoolers identify the relationship between chords, secants and circles. In this geometry activity, students calculate the length of the chords. They sketch the secant lines on a circle.
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When I Heard the Learned Astronomer
Students recognize different purposes and methods of writing and to identify a writer's tone and point of view.
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The Sky Jeopardy
First graders reinforce concepts about sun, moon, day, night and sky by playing the Sky Jeopardy game. In the end, 1st graders get to nibble crackers in order to show the different phases of the moon.
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Landforms in a Tub
Fifth graders use common household items to build landforms and simulate weathering and erosion.
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Sedimentary Structures- An Adventure in Painting and Collage
Students identify and interpret concepts about how the Earth was formed and convey some of these ideas in a painting.
Students experiment with different types of paints and paint applicators to achieve a variety of visual textures....
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The Layered Earth
Students role play plate tectonics by creating a "plate statue" made up of students. In this earth science lesson, students describe how Earth's movement cause earthquakes and volcanoes. They draw and name the different layers of the Earth.
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Numeration Systems
In this numeration systems learning exercise, students answer questions about Roman Numerals, the Hindu-Arabic system, whole numbers and decimals.
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Colonial America
Fourth graders explore Internet sites about Colonial America, and create multimedia presentations.
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Irregular Past Tense
In this grammar worksheet, students use the irregular past tense verbs. Students complete 15 fill in the blank statements choosing the correct verb from the word box at the top of the page.
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Celestial Photography
Students practice photographic skills and gain an awareness of photography as a scientific tool.
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Chasing El Nino
In this El Nino worksheet, high schoolers review this specific change in the climate cycle by completing 20 short answer questions.