Curated OER
Estimation Challenge
Students calculate the length of the classroom using non-standard units of measurement and estimation. Using a cracker box, they discuss measuring various objects in the room as a class, and independently estimate and measure the length...
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2 X 2 Linear Systems
Students solve 2 X 2 systems graphically and algebraically. They investigate parallel systems. They solve application problems using 2 X 2 systems.
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Creating a Savings Chart
Student create a savings chart given a set allowance per week. They explain how people in the local community make choices about using goods, services, and productive resources, and how they compare costs and benefits in economic...
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Basic Operations With Decimals
Fourth graders solve real life addition and subtraction decimal problems. In groups, they read a real life scenario. They use a newspaper to gather data to solve the situation. Students create a poster containing the justification for...
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Our Daily Five
Students explore the food pyramid through a class discussion, hands-on experience with food items, and a floor game that helps them to identify the food group involved. Lesson extensions include the use of play money, art, and dance.
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Comparison Food Shopping: Buying Groceries for Two People for One Week
Twelfth graders investigate how to develop a simple food budget for two using newpaper ads, the basic four food groups, and calorie counts.
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Point-Slope Form
Ninth graders explore the point-slope form of linear equations and graph lines in the point-slope form. After completing the point-slope equation, they identify the slope of a line through a particular point. Students explain the...
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Double-Digit Addition with Regrouping
First graders recall place value system and double-digit addition, create and manipulate double-digit regrouping, and devise and identify ways to use regrouping.
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Building a Better Home for the Three Little Pigs
Fourth graders draw a set of blueprints and record measurements on them. They add, subtract and multiply to work within their house-building budget.
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Have You Heard It Through the Grapevine?
First graders, in groups, try to figure out which box of name brand raisins have more.
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Is the Probability Probable?
Third graders compare experimental results with mathematical expectations of probabilities. They utilize a worksheet imbedded in this plan to gain practice with the concept of probability.
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Exploding Numbers
Students discuss how numbers increase when exponential growth is occurring. They view a video and compare exponential and linear growth with a graphing calculator.
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Probability or Ability?
Students fill in a probability chart while attempting to catch candy with their non-dominant hands. They replicate the activity with a coin.
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Divided We Stand
Students figure out how to arrange seating in a concert hall given specific requirements. They better explain how dividing can allow us to arrive at mathematical solutions quickly and logically.
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Using Guess, Check and Revise
Pupils answer coin related math questions using the guess, check and revise process for problem solving.
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2 x 2 Linear Systems
Pupils graph 2x2 systems and solve them algebraically. They investigate parallel systems by solving equations.
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Menu Mania
Students 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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"A Grain of Rice" by Helena Clare Pittman
Students solve the problem that comes up in the story. They realize the explosive growth of the powers of 2.
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Cutting Cordwood
Students examine a story problem in which two men are earning money by cutting cords of wood. They use data from graphs to use on a grid. They practice writing algebraic equations as well.
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Basic Operations with Decimals
Twelfth graders practice skills adding and dividing decimals. They examine the help wanted ads and compute the hourly and weekly wages. They discuss the real life value of understanding the importance of decimals.
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Christmas Shopping
Students work in teams in teams of two and they have a hula hoop which represents their shopping bag and two hockey sticks to gather presents. They use the other side of the gym that has bean bags and fleece balls, which are scattered...
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The Evolution of Arkansas Elementary Education
Fourth graders interview older citizens to discover earlier educational history. They write essays based on their interviews.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Estimating and Counting Money
The purpose of this lesson from the Illinois Institute of Technology is to review estimating and rounding to the nearest dollar as well as gain skills and practice in counting money. The students will define the meaning of estimate and...