Curated OER
Tree Study
Students measure the lengths of provided leafs to the nearest millimeter. Students identify trends in the data as well as sourced of inaccuracy and formulate additional questions that could be investigated to enhance their understanding.
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PASS the Arts
Students explore math and art concepts, create digital art examples of the concepts, and incorporate these works into a PowerPoint portfolio with explanation and analysis.
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Investigating the Idea of Tan
Fifth graders use tan to solve problems involving right-angled triangles. They solve equations of the form tan(8) =a, for a between 180 degrees and 360 degrees. They state the value of tan (8) in special cases.
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Fold and Cut 2
Second graders make, name, and describe, using their own language and the language of geometry, everyday shapes and objects. They create and discuss geometric patterns which repeat (show translation), or which have rotational or...
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Tessellating Tiles
Second graders Make, name and describe, using their own language and the language of geometry, everyday shapes and objects. They create and talk about geometric patterns which repeat (show translation), or which have rotational or...
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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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All About Me
Third graders investigate the use of centimeters while measuring items with rulers which they construct. They examine the need for standard units of measure. They estimate the length of body parts before making the actual measurements.
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How much room?
Students examine the amount of usable space that exists in their classroom using square meters and square centimeters. They apply the information to predict the ideal size of a classroom.
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Oranges and Stopwatches
Students begin to recognize that objects have many measurable attributes. They examine how to identify and accurately measure attributes of common objects. Also Students report their measurement findings.
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Who Plays What?
Ninth graders divide in pairs 3 cards with the words possible, impossible and certain on them. Ask questions of the class and get the students to hold up the word that describes the event (for example) Tomorrow it will snow. You have...
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Colourful Jerseys
Students form a repeating pattern using shoe colour (eg., white, brown, white, brown). Without knowing what pattern they are using ask the students to join the line if they think that they could be the 5th member of the pattern. Ask them...
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Buttons and Bears
Pupils read the problem and then identify the important information in the problem and highlight. They then brainstorm for ways to solve the problem by drawing a picture and working in pairs.
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Lollies!
Students are shown 4 lollipops and asked to tell you all the ways they could share them between 2 students; understanding the difference between sharing and sharing evenly. They read the math problem and share solutions.
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Fifty Toes
Students guess the subject of the given problem by reasoning. Then they discuss the ways that the problem could be solved by keeping track of their counting in 10s and showing their work.
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Sandwiches
Students are introduced to the problem by thinking of all the ways 2 of their classmates could share a peanut butter sandwich. In pairs, students work describing their ideas. They then keep a record of all the different ways they find...
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Pigs and Ducks
Second graders use multiplication to solve problems. They use the multiplication facts for 2 and 4. Students combine operations to solve the problem and they devise and apply problem solving strategies.
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Taxi Fare
Learners discuss what they know about taxis and how they charge. They read the problem and work in pairs focusing their thinking on the repeating pattern of twos. They then share their solutions and conclude with some class practice...
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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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Lots of Squares
Pupils work in pairs, to make a square on the geoboards with a rubber band (or draw one on the dot paper). It can be any size and in any location and share their answers with the class.
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The Basketball Tournament
Students estimate how many games are played if six teams play each other once. They investigate their own way and discuss possible strategies they might use. They then share their findings with the class.
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My Dogs
Students use the properties of multiplication to solve problems. They recall the basic multiplication facts as well as write and solve problems that involve whole numbers.
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At The Movies
Students work systematically to find all the possible combinations. They Students write and solve problems which involve whole numbers and which require a choice of one or more of the four arithmetic operations.
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The Fathers' Day Card
Young scholars subtract using decimals and find half of a decimal number. They write and solve problems which involve decimals and which require a choice of one or more of the four arithmetic operations.
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The 500 Problem
Students explain face, place and total value of numbers as well as solve three-digit subtraction problems. Before trying answer the problem Students must be able to examine that the same digit is used to represent different amounts.