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Interactive
Curated OER

Simple Past-Positive Sentences #2

For Students 4th - 6th
In this simple past tense worksheet, students use words and phrases given to form positive sentences in the given tense. Answers may be submitted online for review. ESL appropriate but not exclusive.
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Lesson Plan
Pennsylvania Department of Education

Order, Order

For Teachers Pre-K - 2nd
Students use pictures to identify items as ordinal numbers. In this ordinal numbers lesson plan, students use the words "before" and "after" to identify the pictures as well.
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Worksheet
Curated OER

Significant Figures and Scientific Notation

For Students 9th - 12th
In this significant figure worksheet, students identify significant figures. They convert numbers from standard notation to scientific notation. This one-page worksheet contains 14 problems. Answers are included at the bottom of the...
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Lesson Plan
Curated OER

Number and Operations- Using Gift Certificates

For Teachers 5th - 6th
Students apply number and operation skills to learn how to spend a gift certificate. In this mathematical reasoning instructional activity, students use base 10 blocks as money and calculate how much money they have.
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Lesson Plan
Curated OER

Literal Equations

For Teachers 9th - 12th
Young scholars explore Literal Equations. In this literal equations lesson, students use the Internet to connect to links and solve linear equations. Young scholars investigate, analyze and record their findings on various activity...
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Lesson Plan
Curated OER

To Quote or Not to Quote

For Teachers 6th - 10th
Introduce your middle and high schoolers to the correct use of quotation marks. They identify examples of correct and incorrect quotations in magazines and edit a paragraph in groups. Use this lesson as a way to reinforce proofreading...
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Lesson Plan
Curated OER

Mayan Math

For Teachers 5th
Fifth graders investigate the Maya's as mathematicians. In this Mayan math lessons, 5th graders work with the ancient Mayan numbering system by comparing it to the American Number System. They tell the differences and similarities...
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Lesson Plan
Curated OER

How Simple Is Your Rational Expression?

For Teachers 8th - 10th
Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...
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Lesson Plan
Curated OER

Extreme Elevations

For Teachers 7th
Seventh graders use highest and lowest points of land elevation around the world to find the differences. Sea level is zero, so students be operating with positive and negative numbers. After students find the information on the...
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Lesson Plan
Curated OER

Perfect Squares and Factoring

For Teachers 9th - 12th
A teacher guided lesson on perfect squares and factoring. They discuss perfect squares, observe the expansion steps for finding the product, and practice solving problems. They complete a worksheet on perfect squares and factoring.
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Lesson Plan
Curated OER

Adding and Subtracting Algebraic Expressions (Combining Like Terms)

For Teachers 6th - 7th
Everyone loves math when it includes food! This lesson plan tries to take the notion of combining like terms in algebra and comparing it to sorting apples and oranges. It takes a step-by-step approach to helping students understand this...
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Lesson Plan
Curated OER

Number Chameleon

For Teachers 5th - 7th
Students complete a worksheet in which they study the relationships between fractions, decimal, and percents.
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Lesson Plan
Curated OER

Touring Delmarva

For Teachers 3rd - 4th
Young scholars plan a trip.  For this trip planning lesson, students use a map to find where they would like to visit with a pretend family of 4. They get a specific amount of money and time and need to decide where they will stay and...
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Lesson Plan
Curated OER

Length Lotto-Teacher's Notes

For Teachers 5th - 6th
Students convert metric units of length, specifically meters, centimeters, and millimeters. In this instructional activity of converting measurements, students participate in various games which require them to put the measurements in...
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Lesson Plan
Curated OER

Is Over Of

For Teachers 6th - 8th
Students solve problems dealing with percents using "is over of" algorithm.
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Worksheet
Curated OER

Problems to Solve

For Students 4th - 6th
In this solving word problems activity, students read a word problem with an example of drawing a bar model to solve and use them to solve word problems. Students solve three multi-step problems.
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Lesson Plan
Curated OER

Metric Meals

For Teachers 6th
Sixth graders investigate metric measurements. In this metric measurement lesson, 6th graders explore mass, capacity, and length. Students examine graduated cylinders and balance scales to obtain measurements. Resources are provided.
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Lesson Plan
Curated OER

Popping Up Percents!

For Teachers 6th - 8th
Middle schoolers find percents and unit price using popcorn.
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Lesson Plan
Curated OER

Who Wants to Carry a Million?

For Teachers 7th - 9th
Students, in groups, determine the volume of a box large enough to hold a million dollars. They calculate the dimensions of a bill and the volume of the money.
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Lesson Plan
Curated OER

Density Derby

For Teachers 8th - 10th
Students explore the relationship between mass, volume and density. They use model boats to discover how changing mass and volume affect density. This is a very engaging lesson which provides great demonstrations and hands-on activities.
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Worksheet
Curated OER

Equivalent Ratios

For Students 5th - 6th
In this ratios worksheet, students complete a variety of online exercises involving writing twelve ratios in their simplest form, writing nine ratios in the form of 1:n, writing six ratios in the form n:1 and solving seven ratio word...
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Lesson Plan
Curated OER

Hollywood's Top Ten

For Teachers 6th - 12th
Students gather data on top 10 highest grossing movies, and make a bar graph and a pictogram.
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Lesson Plan
Curated OER

Whole Numbers

For Teachers 6th - 8th
Student are assigned one of the sections on whole numbers. After reviewing the content, they teach their assigned sections to other class mates. They publish their findings on a PowerPoint slide show to use when they teach their section.
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Lesson Plan
Curated OER

The Good, The Bad, The Ugly

For Teachers 6th
Sixth graders examine the causes of the stock market crash of 1929.  In this integrated math/history unit on the stock market, 6th graders study, research, and read stocks, visit a local bank, and create a PowerPoint to show the finished...