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Lesson Plan
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Chairs Around the Table

For Teachers 3rd - 5th
Students are introduced to perimeter. In this perimeter instructional activity, students look at how many chairs can fit around a number of square tables. They find different linear patterns within the problem.
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Lesson Plan
Curated OER

Pair 'Em Up!

For Teachers 3rd
Third graders verify the validity of Punnett squares. They simulate a real-world situation by drawing chromosomes from a paper bag and track the data.
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Lesson Plan
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Shapes

For Teachers K
Students review basic shapes, such as circles, squares, triangles, and rectangles, find objects in those shapes in classroom, watch Clifford's Fun with Shapes video, practice reproducing four shapes, and rotate through four classroom...
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Worksheet
Curated OER

Two Methods Of Solving Quadratic Equations

For Students 9th - 11th
In this quadratic equation learning exercise, students solve quadratic equations by factoring or by completing the square. Explanations and examples are provided prior to the exercise. This two-page learning exercise contains 14 problems.
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Organizer
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Sorting Data

For Students Pre-K - 1st
In this sorting shapes worksheet, students categorize 10 shapes as squares or shapes in a venn diagram organizer by writing the shapes corresponding number in the correct position on the graphic organizer.
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Worksheet
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I'm Learning About Shapes

For Students K - 2nd
Students trace the shape of a large square and write the name of the shape, square, on the line provided. An excellent basic shapes worksheet for young learners!
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Worksheet
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Explore Area: Practice

For Students 4th - 5th
In this area instructional activity, students estimate the are of each shaded figure using the square units. Students then answer two test prep questions about area.
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Lesson Plan
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A Sputtering Image

For Teachers 7th - 8th
Learners explain the role of genes in heredity. In this biology lesson, students predict the offspring's genotypes and phenotypes using the Punnett Square. They compute the probability of genotypes and phenotypes.
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Lesson Plan
Curated OER

Algebra/Geometry Institute: Area of Polygons

For Teachers 6th - 8th
Students find the area of polygons.  In this area of polygons lesson, students find the area of parallelograms, rectangles, squares, and other polygons.  They identify each given figure and determine the appropriate formula needed to...
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Worksheet
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Math Club Warm Up #17b

For Students 6th
In this area worksheet, 6th graders solve 2 problems about area, one with a square and one with a triangle; there are 4 sheets on a page.
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Worksheet
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What is Genetics?

For Students 9th
For this biology worksheet, 9th graders identify which seed color is dominant in the given chart and explain why it is. Then they create a Punnett square showing the alleles of the parent plants and first generation of offspring.
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Worksheet
Curated OER

Triangles and Quadrilaterals

For Students 10th
In this triangles and quadrilaterals worksheet, 10th graders solve 6 different problems related to using triangles and quadrilaterals in informal geometry. They determine how many lines of symmetry an equilateral triangle and an...
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Lesson Plan
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Discovering Math: Concepts in Algebra

For Teachers 10th - 12th
Students learn that speed is a function of time and distance, a quadratic equation can be used to figure out the path of fireworks, a photographer can use Algebra to figure out how many rolls he can afford if he needs twice as much of...
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Lesson Plan
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Perimeter

For Teachers 5th
Fifth graders create math word problems. In this geometry lesson, 5th graders define perimeter and discover how to find the perimeter of a rectangle, a square and a regular polygon. Students write word problems on finding the perimeter,...
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Worksheet
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Quadratic Equations

For Students 9th - 12th
In this quadratic equations worksheet, students answer 15 questions about quadratic equations.  Students complete the square, use the quadratic formula, write equations in vertex form, and solve quadratic equations by factoring.
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Worksheet
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Math Club #24: Magic Shapes

For Students 7th
In this magic shapes worksheet, 7th graders work in groups to solve 9 magic square puzzles requiring logic and problem solving.
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Lesson Plan
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A Dreamer's Cloak

For Teachers 1st - 5th
Students listen to the teacher read "A Dreamer's Cloak." They examine the difference between squares and circles and create their own cloak by using a paper bag and different shapes.
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Lesson Plan
Curated OER

Distance Formula

For Teachers 9th - 10th
Students create ways to find the number of square miles that lie in a triangle having vertices at A, B, and C. They compute the distance between two points and use Heron's formula to find the area of the triangle. Finally, students...
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Worksheet
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Genetics Since Mendel

For Students 9th
In this biology worksheet, 9th graders describe how two alleles can produce three phenotypes. Then they create a Punnett square showing the possible offspring of red and white cattle. Students also determine the genotypes and phenotype...
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Worksheet
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Shapes

For Students K - 2nd
For this geometry worksheet, students choose the correct name to match the shape given. Students identify the words for oval, rectangle, square, circle, triangle, and diamond.
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Worksheet
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Chapter 10 - Objective 4.1 - Distance

For Students 9th - 10th
In this distance worksheet, students solve equations involving square roots. They use the distance formula to solve four of the ten problems. This one-page worksheet contains ten problems.
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Worksheet
Curated OER

Tessellations

For Students 10th
For this tessellations worksheet, 10th graders complete 6 different problems that include constructing various tessellations. First, they show how to tessellate a plane with a square and then, a rectangle to tessellate the same plane....
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Worksheet
Curated OER

Special Right Triangles

For Students 10th
In this special right triangles activity, 10th graders solve 9 different problems related to measuring various types of right triangles. First, they find the values of x and y in each right triangle shown. Then, students find the length...
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Worksheet
Curated OER

Power Word Problems

For Students 10th
In this powers worksheet, 10th graders solve 10 different word problems that include various expressions with powers. First, they write an expression for volume of a cube that has a certain width, length, and height. Then, students...

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