Curated OER
Sorting Pennies, A Wagering Activity for Algebra I
Students solve weight equations. In this equations lesson, groups of students weigh and separate pennies to find information necessary to solve simultaneous equations. The teacher provides equations based on the weight of pennies before...
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Properties of Fractals
Students build a working definition of regular fractal, look carefully at the concepts of dimension and scale, and are introduced to logarithms. They solve simple exponential equations for the exponent both by trial and error and using...
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Sweet or Sour, Like or Different
Students watch a video on comparisons and discuss ways in which objects can be sorted. They play an identification game with a lemon and discuss identification characteristics.
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Tracking Weather Over Time
Students gather, analyze and interpret data. They explain scientific inquiry. They plot points on a map and report information from a spatial perspective.
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Properties of Fractals
Students build a working definition of a regular fractal, they measure the concepts of dimensions and scale, they explore the concept of a logarithm and they attempt to solve simple exponential equations for the exponent both by trial...
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Heat Absorption
Young scholars examine how heat moves from substance to another. In this heat absorption activity students identify ways that heat is transferred and analyze data.
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Properties of Logarithms
Eleventh graders investigate logarithms. For this Algebra II lesson, 11th graders explore the properties of logarithms that are used to simplify expression and solve equations. Students confirm their conjectures regarding the...
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Different Perspectives of Oregon's Forest Economic Geography
Young scholars locate the many forests located in Oregon. In groups, they use the internet to research employment data on wood products made in the state. They discuss how looking at information presented in a different way can change...
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Slopes, Hopes, & Speed
Students investigate the sport of skiing through Internet research in this multi-task lesson. They compare and generalize the results of five individuals by using mean, median, and mode.
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Gwynns Falls
Students investigate the question: What is the impact of urban development and expansion on the health of a decidious forest ecosystem and humans? They examine the issue of land development by responding to a specific scenario and...
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Space Presents Problems
Students use the internet to research problems related to space. They complete a questionaire to direct their research before beginning. They create a database of moon and planet characteristics.
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How Many Bears in the Forest?
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
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DASH Sunrise and Sunset/ Seasons Chart
Second graders rotate as the person to enter the information of sunrise and sunset into a spreadsheet. The teacher also demonstrates how to convert the spreadsheet into a chart.
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Geometric Figures
Students identify two and three dimensional shapes and use appropriate geometric vocabulary to write a description of the figure by taking pictures of geometric figures in their own environment.
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Energy Choices
Students add and multiply decimals to complete gas choice worksheets. They discover which gas supplier has the best gas prices. Students collect and interpret data about local natural gas suppliers and use this information...
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Down the Drain
Learners examine the following concepts: If water supplies contain materials which rot or decompose, oxygen is used. Decay and decomposition require vast supplies of oxygen. The use of oxygen for decay of wastes may be a life or death...