Curated OER
Smart Doubling
Second graders use mental math in calculations involving addition and subtraction. They study doubles facts to work out addition problems mentally using part and or whole reasoning.
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Fuel Saving
Learners explore the problem of percentages. Students find a given fraction or percentage of a quantity. Learners devise and use problem solving strategies on problems explored.
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The Difference Bar 2
Young scholars use Internet software, The Difference Bar, to work out the difference between two numbers by breaking numbers into parts. Students use mental strategies to work out the difference between any 2 two-digit numbers. Young...
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The Metric System and Significant Figures
Learners compare and contrast the English and Metric system. In this chemistry instructional activity, students demonstrate how to convert English to metric and vise versa. They solve problems following the rules of significant figures.
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Planet Picking
Pupils arrange the planets according to their distances from the sun. In this astronomy lesson, students list interesting properties about each planet. They identify an unknown planet photo.
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Charting The Progress of New Horizons
Students explore the long distances and timescales involved in space travel. They track the progress of the New Horizons spacecraft and access the New Horizons website to discover the distance of the spacecraft from the Sun, and then...
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Wings and Othe Things
Learners work in groups that are engaged in different activities at different times. They watch the video "Madagascar" and collect data pertaining to the Fish Eagle's arm spam. They work together to perform mathematical computations...
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The Part-adder 1
Second graders investigate the addition of whole numbers. They mentally perform calculations involving addition and subtraction. They make sensible estimates and check the reasonableness of answers.
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Take Away Bar 2
Students use an Internet tool, The Take-Away Bar" to solve subtraction problems. They use mental strategies to subtract a two-digit number from a larger two-digit number. Students write and solve subtraction problems. They describe...
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Capacity Lotto
In this mathematical worksheet, students convert fifteen metric units of capacity and multiply and divide whole numbers by 10, 100 and 1000.
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Getting Graphs: Researching Genealogy-A Piece of Pie
Third graders research their genealogy. In this math lesson, 3rd graders collect data and create graphs and charts. A presentation of their findings is given.
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Million Dollar Gift
Third graders create a box big enough to hold a million dollars. This is a project fun to do near the winter holidays with inexpensive gifts included in the boxes. This hands-on lesson very effectively demonstrates the concept of volume.
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Menu Mania
Learners explore the concept of estimating by watching a video, and discussing the strategies for estimation. They estimate the costs for various menu items, then calculate the exact amount spent.
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Area graphics for 7th graders
Students randomly select dimensions for three geometric shapes (square, right triangle and circle). From the graphs they compare and contrast the graphical results of each shape.
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Who's Going to the Convention?
Students practice planning budgets as they create a budget for ten employees of a company to attend a professional convention. They use the Internet, and spreadsheet software to complete their assignment.
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Squirt Level 3
Students use the lesson plan, "Squirt", to support students' development of multiplicative thinking. Squirt encourages students to anticipate multiplicative measurement relationships, e.g. three measures of A fit in B, by partially...
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Weights
Students find an object that they estimate weighs 20g and check estimates on the balance scales. They read the problem and work in pairs focusing their understanding on the size of grams.
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A thousand seconds
Students use seconds, minutes, and hours. They then discuss the size of a thousand. After that they read time in digital or analogue form.
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Paper Packaging Design
Students discuss the relationship between technology and manufacturing. They then use their ideas to construct a model of a paper board carton package. Next they view a PowerPoint presentation to learn about the history of packaging...
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The Take-Awar Bar 1
Students use an Internet tool, "The Take-Away Bar" to solve subtraction problems by breaking them into parts. They write and solve comparison problems. Students make sensible estimates and check the reasonableness of answers. They use...
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Discovering the Area and Perimeter of Triangles
Eighth graders identify how to find the area and perimeter of rectangles and triangles. They discuss their understanding of area and perimeter and how the two concepts are applied in the real world. Finally, 8th graders determine the...
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Using Tens Frames for the Strategy of Bridging to Ten
Second graders are given a problem. They are shown a fixed frame of 9 and students are asked to say where the six more should go without touching the tens frame. Students are invited to answer the question and show go they got the answer.
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Hands On Math Lessons with Technology
Students explore a variety of math concepts. In this integrating technology lesson, students visit online webtools such as Max's Math Adventure, I Know That Math, Hands on Banking, and more. A description of each website is provided.
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