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Area, Arithmetic and Algebra

For Teachers 8th - 9th Standards
Explore the concept of this perfect square trinomial and difference of squares lesson. A hands-on activity that uses paper rectangles and squares to illustrate the perfect-square trinomial and difference of squares formulas.
Lesson Plan
Curated OER

The Squares of Numbers in Multiplication

For Teachers 2nd - 3rd
Review multiplication facts and concepts! This clear, and easy to follow lesson will help your class to understand multiplication by using arrays and repeated addition. There are strategies to help with memorization and manipulative...
Lesson Plan
Curated OER

Quarter Sorter

For Teachers 1st
Graphing and sorting are such important skills for young learners to understand. Here, they will be given quarters to examine, they must come up with a sorting rule by which they will use to sort the quarters. They will sort their...
Lesson Plan
Curated OER

I Can Use a Worm to Count

For Teachers K
Kindergarteners use worms, puppets or other props to practice counting to 100. First, they listen to a read aloud of Count Worms by Roger Hargeaves. A worm pattern is used to count to 100, with each segment of the worm...
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Scale Drawings

For Teachers 7th - 8th
Learners explore scale drawings. They use maps to investigate scale drawings.  Learners create a scale drawing of their own island. 
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Pumpkin Pie for All!

For Teachers 4th - 7th
Students take a basic recipe for pumpkin pie that serves 8 and determine how many pies are necessary to feed their class. They convert the recipe measurements to make as many pies as they need and then make (and eat) the pies.
Lesson Plan
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Scaling Up Art

For Teachers 5th - 6th
Students measure a sculpture of a human and measure other students. They determine the average size of humans and create a life size image of the sculpture. They work with percentages as they create the images.
Lesson Plan
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Building a Telescope

For Teachers 9th - 12th
Students construct a simple refracting telescope. They calculate the magnification.
Worksheet
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Transformations Worksheet

For Students 7th - 9th Standards
Use this transformations learning exercise to have learners describe given transformations. They identify rotations, reflections, and congruent images. This two-page learning exercise contains three multi-step problems.
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the Squares of Numbers in Multiplication

For Teachers 2nd - 3rd
Young scholars memorize the multiplication math facts and learn many different ways of visualizing and practicing the multiplication concepts. They begin practicing with arrays, skip counting, and moving manipulatives for the 0, 1, 2, 3,...
Lesson Plan
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Standard Sizes of Paper

For Teachers 6th - 8th
Middle schoolers measure the dimensions of different sizes of paper. Using a copy machine, they discover dilations. After enlarging and shrinking particular copies, students examine rates, ratios and percentages and discover the...
Worksheet
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Similar Figures

For Students 6th
In this similar figures worksheet, 6th graders solve and complete 6 different word problems. First, they use the information provided to determine the width of an actual car. Then, students use the enlarged photo to determine how tall...
Worksheet
Positively Autism

Primary and Secondary Color Worksheets

For Teachers Pre-K - 3rd
Here's a activity formulated for fun. Kids add two primary colors to produce a secondary color and record the results on train-themed activity.
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Boys Town

More Tools for Teaching Social Skills in School

For Teachers 3rd - 12th Standards
Put an end to wasted instructional time with this lesson on responsibility and preparedness. After completing this series of activities students will learn the importance of these social skills not only in the classroom, but at...
Lesson Plan
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What's My Ratio?

For Teachers 3rd - 5th
Students investigate ratios of various objects.  For this ratios of various objects lesson, students draw pictures on graph paper and then dilate or shrink the image.  Students determine the ratio of their pictures. ...
Lesson Plan
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Relating Division and Subtraction

For Teachers 3rd
Third graders relate the process of division to subtracting equal groups. Through guided practice and teacher demonstration, they complete division problems using a subtraction method. Students complete problems independently for...
Lesson Plan
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Dividing By 3 and 4

For Teachers 3rd
Third graders are introduced to how to divide by 3 and 4. They are told that are going to use the same procedures as they did on yesterday, except with new divisors. Students turn their attention to the Paddle Problem on page 206 of...
Lesson Plan
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Shape and Space: Transformations

For Teachers 6th - 8th
Students explore transformations.  In this mathematical transformations lesson, students define quadrilaterals, convert centimeters to meters, and complete a transformations worksheet.
Lesson Plan
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Money Booklet

For Teachers 2nd - 5th
Students practice handling money by examining different world currency.  In this economics lesson, students utilize a coin booklet to trace individual coins and draw bills, later coloring them in their traditional colors....
Worksheet
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Unit 14 - Loci and Transformations

For Students 9th - 12th
In this transformations worksheet, learners solve 25 short answer problems.  Students dilate, reflect, and translate points and figures in the coordinate plane.  Learners determine scale factors and lines of symmetry of figures.
Lesson Plan
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Making Change

For Teachers 2nd
Second graders explore how to incorporate a new type of technology, the cash register and/or a calculator, as a motivational tool for solving real life problems. They practice estimating money and counting back change from $20.00.
Lesson Plan
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The Amazing Inch and Measuring Up!

For Teachers 5th
Fifth graders study the metric and customary systems of measuring length with rulers, meter / yardsticks, and tape measures. They determine area of polygons and surface area and volume of three-dimensional shapes. They list as many...
Lesson Plan
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Special Effects-Titanic and Beyond

For Teachers 9th - 12th
Young scholars view a video clip about special effects. They use geometry to determine how it changes one's perspective. They work together to construct their own room and comparing their room with other groups, noting the type of...
Worksheet
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Similarity

For Students 9th
For this similarity worksheet, 9th graders solve and complete 6 different types of problems. First, they complete the statement in the box shown. Then, students determine whether they agree or disagree with the statement and given...

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