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Lesson Plan
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Illustrative Mathematics

The Geometry of Letters

For Teachers 3rd - 5th Standards
Use the alphabet as a tool for teaching your class about geometric figures. Break apart capital letters into line segments and arcs. Classify angles as right, acute, or obtuse. Identify parallel and perpendicular lines. An excellent...
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Organizer
Curated OER

Sorting

For Students 3rd - 4th
In this sorting worksheet, learners analyze 40 items in a box and sort them into 4 categories: numerals, symbols, upper case letters and lower case letters.
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Lesson Plan
Curated OER

Shape Recognition Games

For Teachers Pre-K - 1st
Learners explore shapes. In this math lesson, students identify basic geometric shapes. Learners complete activities in which they identify shapes, symbols and letters. Students draw geometric shapes.
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Lesson Plan
Willow Tree

The Pythagorean Theorem

For Students 8th - 11th Standards
There isn't a more popular geometry formula than the Pythagorean Theorem! Learners understand the special side relationships in a right triangle. They use the Pythagorean Theorem to find missing sides and to solve problems. They begin...
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Lesson Plan
Curated OER

Number Recognition Games

For Teachers Pre-K - 1st
Students explore number sense by participating in a math recognition activity. In this number identification instructional activity, students practice pronouncing names of numbers and matching the number with an amount of objects....
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Lesson Plan
Curated OER

Color Recognition Game

For Teachers Pre-K - 1st
Students study color words. In this math lesson, students complete a variety of activities on the computer in which they identify colors and color words.
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Lesson Plan
Curated OER

Paint Plus

For Teachers 1st
Using the computer and the Paint program, Students explore the different tools available in the paint program, and then create a picture showing two sets of pictures and an equation.
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Worksheet
Curated OER

The Calendar Cube Problem

For Students 7th - 12th
In this calendar cube problem, students use cubes to spell months and digits of the year.  They use five cubes to display 366 days correctly.  This one-page learning exercise contains 1 problem.  The answer is found at the bottom of the...