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Try An Angle
Fifth graders classify the different triangles by sides and angles. They discover how many different ways they can arrange 2, 3, 4 ...7 tangram pieces to create triangles. They classify and label the six triangles on their pattern sheet.
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A4 Containers
Fifth graders determine which container made from a single sheet of paper has the greatest volume. They look the solutions made by three different students before working on their own examples.
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Fly Away With Averages
Students discover the process of finding the mean, median, and mode. Through guided practice and problem solving activities, they use a computer program to input data and create a graph. Graph data is used to calculate the mean,...
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Volume, Surface Area for Cylinders
Seventh graders explore the concept of volume and surface area of cylinders. In this volume and surface area of cylinders lesson, 7th graders break cylinders into their base shapes of a circle and a rectangle. Students discover that...
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Area of Solids
Young scholars find the area of rectangular solids and cylinders by cutting them into flat pieces and adding the areas.
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How Fragile Is an Egg?
Students design a "container" for his/her egg to determine whether the egg remain intact when dropped from a predetermined height.
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Geometric Figures
Students compare, classify and calculate the area of geometric figures such as rectangles, squares, circles and triangles.
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Constructing a Spectroscope
Learners construct a simple spectroscope. They observe the emission spectrum produce by a source of light.
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Area, Perimeter, and Volume
In these area, perimeter, and volume worksheets, students complete 6 different activities to determine area, perimeter, or volume of a figure.
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The Box Problem
Students investigate the concept of functions and how they are used with polynomials. They practice finding the zeros of functions and graph polynomial functions for the help of giving solutions. Students interpret the curve of a line...
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Problems at the Ballpark
Seventh graders reinforce understanding of logical thinking in problem solving.
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Dino Long Legs
Students calculate the stride length of a walking or running animal. They use scale models of dinosaurs to calculate the leg and stride length of the animals.
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Pepe Cleaners
Seventh graders gather data to determine the relationships between the base and height of rectangles with fixed perimeters and express the relationships using words and symbols. Students build rectangles with pipe cleaners. They create...
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Surface Area and Volume of a Cube
Students explore finding the surface area and volume of cubes and cylinders. They construct similar three-dimensional figures from a two-dimensional drawing. Students derive the formula for volume and surface area through examination...
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Percentages: Decimals To Percent
In this percentages worksheet, students write twelve decimals as percentages and twelve percentages as decimals. Students check their answers with the key when they are finished.
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Percentages: Fractions To Percent
In this percentages worksheet, students write eighteen fractions as percentages. Students problem solve each fraction as a percentage.
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Line Of Best Fit: Feet & Forearms
High schoolers actively find the line of best fit. They gather their own data and then use a calculator to find the line of best fit, as well as the equation. They see how to use the TI 81 calculator in order to find the line of best fit.
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Chessboard Challenge
Second graders read "The King's Chessboard" by David Birch. The teacher reads the story aloud and pauses at several points for students to calculate the next number in a pattern of doubling.
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Forces Applied to an Object
Fourth graders predict, observe, and compare what happens when a force is applied to an object. In this forces lesson, 4th graders complete a 'swinging hammer' activity to learn about forces and motion.
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Trigonometric Applications Outside the Classroom
Fifth graders describe and demonstrate how trigonometry can be used to find the height of a tall building or tree. They describe and demonstrate how trigonometry can be used to find the height of a high hill, or other high object where...
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PROPERTIES OF QUADRILATERALS
Students examine quadrilaterals including properties, definitions, and names. In this quadrilateral lesson students apply the correct property to the different kinds of quadrilateral.
Rainforest Alliance
Forests of Guatemala
With 90 percent of its land area covered in forests, Suriname, a country in South America, contains the largest percentage of forests throughout the world. Here is an activity that brings classmates together to learn about the...
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Elementary Concepts in Heat
Third graders read a thermometer with accuracy, record observations and data, and infer conceptual meaning. They integrate mathematical charting and graphing skills to organize their data. They explore what happens when they touch or use...
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Food Chains And Webs
Students investigate the concept of soil and all its components. They collect samples from a local site and transplant it into a terrarium. Students identify the organic elements, clay ,silt, and other forms of debris. They also identify...