Curated OER
The Nuts and Bolts of a Mathematical Expression
Fourth graders complete a worksheet that asks them to order operations within a mathematical expression. students evaluate the expressions in the correct order using mental math and paper. The results are recorded on the worksheet.
Curated OER
Ants in Your Pants
First graders read "One Hundred Angry Ants" by Elinor Pinczes. They identify various sums that equal ten and display them on a chart.
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Doing Battle With Radical Equations
Students observe and solve examples of equations involving radicals. They complete a Doing Battle With Radical Equations worksheet and checklist.
Curated OER
Speeding By The Numbers
Students determine speed by running or walking a given distance and dividing the distance by the time it took them to do so. They record their average speed and compare it with the speeds of other moving objects.
Curated OER
Comparing Fractions
Students discuss the nature of fractions and compare fractions based on a similar whole to determine relative size.
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Echolocation and Communication
Learners participate in a role-play activity to determine how whales use the properties of echolocation to communicate.
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A New Political Party
High schoolers participate in a Political Spectrum Analysis, then align themselves with other pupils with similar scores. In groups, they develop political parties, policies, philosophies, and organize political campaigns.
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Subtraction Shopping
Students subtract two digit numbers. They check each other's answers for accuracy.
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The Forecast Factory
Students role play weather forecasting activities. They investigate weather forecasting processes such as equations, data analysis, announcing by role playing in a large lecture hall.
Curated OER
Hemingway Hangouts
Students use printed maps and websites to estimate driving distances and plan routes to Hemingway's home. They visit several locations online and record facts about each location.They calculate, distances, driving time, and other factors.
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Describing Patterns
Fourth graders investigate repeating and growing patterns. Models, graphs and words are used to describe, extend and represent patterns. Students use evidence from models and graphs to support the identification of patterns.
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Estimation
Students estimate quantity, length, and area. Students practice making comparison estimations of different items and estimate whether or not the amount is greater or less than a certain amount. Students practice making estimations.
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Probability and Sports
Students research topics on the internet where probability is relevant. Students study statistics and probability concepts by looking at practical questions that arise in professional sports.
Shodor Education Foundation
Tree Diagrams and Probability
Aspiring statisticians create tree diagrams and figure probabilities of events based on those diagrams. They practice adding and multiplying fractions and explain complementary probabilities. Students use computers activities to make...
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Replacement and Probability
Students explore sampling with and without replacement. They explore the effects on the probability of drawing a desired object. Students examine probability and the difference between sampling with and without replacement.
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Mental Math Counts
Students use mental math. They describe reasonable and unreasonable sums and differences. Students use mental math to find the sums and differences of addition and subtraction facts at random. They solve addition and subtraction facts...
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Measuring the Classroom
Students measure their classroom and determine the area. They discuss the margin of error. Each class member will write up their results separately. Students must decide what measurements to make, and attempt to measure accurately.
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Investment Plans
Students explore investment plans. They write the explicit and recursive forms of the sequence of an investment and compare the amount to the continuously compounded interest formula for the same time period, interest and principal....
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Play Dough Day
Twelfth graders build a model of the following figures with the base from column I and the cross-section from column II. Draw the base with labeled axes on the graph paper and construct the figure on top of the base with the play dough...
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Harry Potter Research Project
Students work together to complete a research project on Harry Potter. They write a research question and develop a survey to give to their classmates. Using the results, they create a graph and draw conclusions about the data collected.
Curated OER
PrimeTime Math: Cliffbound!
Young scholars are involved in a cooperative learning environment that analyzes fractions, ratios to time and distance, equivalent fractions and numerical relationships and expressions in quantitative problems. They take notes, relate...
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Multi-Digit Multiplication
Fourth graders practice mastering the ability to multiply multi-digit numbers utilizing rectangular arrays and a variety of mental math strategies. They model and illustrate meanings of multiplication and division of whole numbers and...
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Daily Radiation "Balance"
Learners explore the amount of radiation in the Earth's atmosphere. They calculate the total amount of incoming and outgoing radiation over a day and determine how "balanced" the radiative system is over a particular location.