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Worksheet
Curated OER

Arithmetic Sequences 1.6

For Students 9th - 12th
For this arithmetic sequences worksheet, students solve 45 short answer, multiple choice, and graphing problems. Students find the nth term of an arithmetic sequence. Students solve systems of equations using elimination. Students find...
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Lesson Plan
Curated OER

Numbers Beyond Reason!

For Teachers 4th
Fourth graders use the story of the discovery of irrational numbers to explore the different classes of numbers, the different ways in which numbers may be represented, and how to classify different numbers into their particular class.
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Lesson Plan
Curated OER

Fraction Clocks

For Teachers 1st
First graders use a clock to practice telling time and using fractions. They review the different parts of the clock and play a game using time. They help each other with telling time.
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Lesson Plan
Curated OER

Gazillions!

For Teachers 2nd
Second graders determine the total value of a collection of coins. They convert money and make money exchanges. Students create and solve money-story problems. They demonstrate the ability to summarize conversations and discussions.
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Worksheet
Curated OER

Geological Time Scale

For Students 9th - 12th
In this geological time learning exercise, student use a geologic time scale to understand the difference between eons, eras, and periods. Then students complete 2 short answer questions.