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National High Magnetic Field Laboratory
Magnet Academy: Geiger Counter 1908
Counting alpha particles was tedious and time-consuming work, until Hans Geiger came up with a device that did the job automatically.
Better Lesson
Better Lesson: Counting Beyond Our Fingers and Toes
Students will practice counting from 1-30 and having one-to-one correspondence with objects for these numbers. Also, they will practice finding patterns on a hundreds chart. This lesson includes a detailed plan, videos of students...
PBS
Pbs Teachers:nordic Sagas: Radioactive Reindeer
Demonstrate how soil absorbs radioactivity by simulating the absorption of the radioactive isotope from the Chernobyl disaster into the lichen of Scandinavia. Use a chart to figure out the half-life of the isotope.
Can Teach
Can Teach: Grab and Add
Students will practice their addition skills through this game. Lesson plan indicated for 1st-3rd grades.
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