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Lesson Plan
Illustrative Mathematics

Comparing Rational and Irrational Number

For Teachers 7th - 9th Standards
Algebra learners must know how to use rational numbers to approximate irrationals. This resource asks participants to decide which number is larger without using a calculator. It makes a great exercise to use as a five-minute transition...
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Lesson Plan
Curated OER

Math Madness: A Game for Small Groups

For Teachers K - 6th
Students work together in groups and solve math problems accurately.
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Worksheet
Curated OER

Orthodontist

For Students 9th - 12th
In this secondary mathematics worksheet, students solve a word problem involving rate, time, and distance.  The one page worksheet contains one problem with the solution.
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Lesson Plan
Curated OER

Bagels, Pico, Fermi

For Teachers 7th
In this number game, 7th graders work as a class to figure out a three-digit mystery number. Students use logic and the process of elimination to find the answer. It is a great time filler when there are 10 minutes left in class, and...
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Lesson Plan
Curated OER

Holey Clamshells

For Teachers 6th - 12th
Pupils analyze data to make hypotheses and conclusions regarding the predator/prey relationship between moon snail and surf clams.
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Lesson Plan
Curated OER

1 VS the Mob

For Teachers 3rd - 5th
Learners prepare to become the first to cover four adjacent products, horizontally, vertically or diagonally by selecting factors that make the needed products. They play this game to acquire a healthy appetite for competition between...
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Lesson Plan
Curated OER

Connect the Dots

For Teachers K - 1st
Students practice counting to ten. In this coloring worksheet, students learn about the different types of trucks that transport goods by counting to ten and connecting the dots to complete the picture.
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Lesson Plan
Curated OER

Growing Coral

For Teachers 3rd - 8th
Students define the words coral and coral reef, and identify the Great Barrier Reef on a map or a globe. They observe crystal formations that develop in a way similar to the way coral polyps create their calcium carbonate cups.