Curated OER
Ten in the Bed
First graders share the story "Ten in the Bed". They rewrite the story so that the initial character is calling others to bed. There was one in the bed and the little one said, "Come to bed, come to bed." There were two in the bed and...
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The Number Partner
First graders study number pairs and identify number pairs that sum to numbers from 10 to 30. They use number pairs to solve addition and subtraction problems. They make sensible estimates and check the reasonableness of answers.
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Perplexing Perimeters
In the process of constructing their own "rulers" Students develop a sense of the size of a centimeter and meter. Students select the appropriate "ruler" for the tasks. Finally, 3rd graders calculate the perimeter of objects using...
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Party, Party, Party
Second graders conduct investigations with counting, comparing, organizing, analyzing, displaying and interpreting data. They pose questions for investigation and collect the data. Students display the data in tally charts, uniform...
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Counting Cubes
Students count backwards in 2s from 30 then try other skip patterns such as 1,3,5, etc. and invent their own counting patterns. They are introduced to the problem using a pile of cubes and count by 2s and have a remainder.
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Musical Whole Numbers
Fourth graders participate in a musical chair activity in which they practice identifying whole numbers. In this number sense instructional activity, 4th graders listen to a song and must get in the order of the number they hold on...
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Problem Solving Decisions: Multistep Problems: Problem Solving
In this multistep problem worksheet, students use the problem solving method of understand, plan, solve, and look back to help them solve the two multistep problems.
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Sorting Nets
Students explore sorting networks. In this computer science lesson, students problem solve as they investigate a parallel processing sorting network.
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Paper Bag Skits
Students discover math measurements by creating a skit with classmates. In this geometry lesson, students utilize objects in a paper bag and index cards to create a short skit focusing on debate over the size of the objects....
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Treats in a Basket
Students explore probability by participating in an experimental activity. In this number statistics lesson plan, students collaborate in groups in which they move a game piece around a board. Students calculate their probability of...
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Wildlife Sampling-Capture-Recapture
Seventh graders simulate the capture-recapture method of population sampling using beans. In this biology instructional activity, 7th graders calculate the total population of beans in the bowl. They assess whether this method is...
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Ratios
Sixth graders investigate the concept of ratios and how they can be used to represent the comparison of quantities. The lesson is taught using a table or graph to compare two categories of data.
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Teamwork And Productivity
Students engage in a creative project of constructing different things using origami paper. The objective is for them to construct something that is identified and useful at the same time. They use guided questions to go through the...
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Using Negative Numbers
Sixth graders practice using negative numbers by completing number equations. In this math problem solving lesson, 6th graders discuss the different ways negative numbers can be used in a math problem and practice completing...
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Problem Posing Mathematics
Students work on multiplication problems. In this hands-on math lesson, students practice the concept of multiplication through manipulatives, arrays, pictures, and drawings. They discover other ways of learning multiplication besides...
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Exploring the Slopes of Parallel and Perpendicular Lines
Pupils calculate the slope of parallel and perpendicular lines.In this algebra lesson, students differentiate between parallel and perpendicular lines. They graph their lines using the slope of the equation.
Curated OER
Exploring the Slopes of Parallel and Perpendicular Lines.
Learners find the slopes for perpendicular and parallel lines. For this geometry lesson, students differentiate between parallel and perpendicular lines. They use Cabri software to create lines to compare.
Pennsylvania Department of Education
Making Change
Students make change from play money they use based on prices mentioned in a book they read. In this making change lesson plan, students use subtraction to find their change amount.
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Cross Section and Slope
Students draw cross sections of given contour maps. In this math lesson, students interpret the different symbols used in the map. They determine slope and steepness through direct measurement.
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Rock'n Robin
Students wall line dance given specific steps given to them by the teacher.
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Coin Drop
Students calculate the theoretical and empirical probability by dropping coins on a grid. They record their data and compare the theoretical and empirical data. Students make predictions about the results before conducting the experiment.
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Bargain Town, USA
Third graders discuss discounts and walk around classroom labeled with lots of discounted merchandise. They complete a worksheet converting original prices to new bargain prices.
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Expected Value
Students explore expected value, are introduced to the concept of varying payoffs, and have used a computer simulation of a "real world" example where expected value is used
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Can You Find Me?
Fourth graders participate in a parachute math game. They run under the parachute after it has been lifted, looking for a card that has an equivalent fraction or decimal on it to match the one they were given by the teacher.