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Worksheet

Countdown Challenge

Curated and Reviewed by Lesson Planet

In this countdown challenge worksheet, students find the 10 common elements from the human body, earth's crust, and ancient times and color code them. Students fill the atomic number of the elements in a given periodic table.

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Concepts
atomic numbers, electrons, element symbols, elements, neutrons, protons, the nucleus, the periodic table
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Additional Tags
atomic mass number, atomic number, electrons, element symbol, elements, neutrons, nucleus, periodic table, protons, science
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Resource Details
Grade
5th - 7th
Subjects
Science
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Resource Types
Worksheets
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Audiences
For Teacher Use
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Usage Permissions
Fine Print: Educational Use