Curated OER
Adding Ten Tiles I
Pupils practice this problem that needs a certain amount of experimentation (trial and error) to get any answer at all. In the process they practice their basic number facts. However, to get the complete set of answers Students need to...
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Number in Statistics
Second graders add two and three digit numbers. They are taught how to calculate the mean and the midpoint. Students are shown how to calculate symmetrical set of numbers. They are shown a model adding the same to each increases the...
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Can You Guess
Students develop useful strategies for mental calculation when estimating possible addition solutions. They mentally perform calculations involving addition and subtraction. Students state the estimated sum or difference between numbers.
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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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Statistics and Shopping
Pupils examine statistics and data analysis concepts from the practical questions that arise in everyday life.
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Food in History
Learners research, predict and offer solutions regarding factors that affect current or future food crops could result in economic, political or social changes.
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Equivalency-Saying the Same Thing
Fifth graders use a scientific calculator to practice finding equivalencies They discuss the possible uses for the scientific calculator. They experiment with other basic functions using the calculator.
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Pi Digit Distribution
Students study graphing skills and compare and contrast data sets. They compute pi through the first 50-100 digits and create a bar graph showing the frequencies of specific digits.
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How Does Radon Get Into Your Home?
Students complete an experiment in which they measure the radon level in their home. They examine the different types of units of measurement and practice using them throughout the activity. They calculate surface area on objects as well.
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Size It Up
Young scholars practice their math skills in determining the water/land proportions of the Earth. Using globes, they locate the seven continents and oceans and determine which covers more space. They use this information to participate...
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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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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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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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The Difference Bar 2
Students 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. Students...
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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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Think of a Number
In this math worksheet, students engage in a mental math activity. Student think a number and follow several computations with that number and always come up with the answer 9. Students discuss why this happens.
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Olympic Games - Can You Measure Up?
Students complete 6 units to learn about Ancient Greece and the Olympic games through physical education activities as well as math activities. In this Ancient Greece lesson, students complete multiple activities in 6 lessons including...
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Handling Data: Comparing Distributions
Students gather information by analyzing graphs, diagrams and pie charts. In this graphs and diagrams lesson, students complete addition and subtraction problems. Students discuss a pie chart. Students use information to crate a stacked...
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Handling Data: Probability
Fourth graders find and justify probabilities and approximations. In this repeating experiment, 4th graders complete a worksheet after rolling die and tossing coins to determine outcomes.
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Math: "Scales"
Third graders investigate ratios and rates. In this third grade mathematics lesson, 3rd graders identify equal ratios and rate and test for proportionality. This lesson is created to be use in conjunctions with a particular textbook,...