Curated OER
Leaping Lemurs! How far can you jump?
Students watch a segment of the PBS video which show the lemurs' ability to jump. In pairs, students collect measurement data involving each other's length of a standard step, a standing broad jump, and a long jump. They record their...
Curated OER
Designed to Scale
Seventh graders study ratios, scale and distances according to a three dimensional model. For this exploratory lesson students create their own constellation and prepare an oral presentation that describes their model.
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Transformations
Students draw on graph paper. For this geometry lesson, students review types of triangles and quadrilaterals. Students investigate geometric transformations, including translation, rotation and reflection. Students practice each...
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Roping Quadrilaterals
Students explore with quadrilaterals. In this roping quadrilaterals lesson, students work in cooperative groups to play the game, "Question, please!" in order to identify, describe, compare and classify quadrilaterals....
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The Colors on My TV Screen
Students explore how electronic screens use only three colors to produce the colors that people see on the screen. They make and test a color wheel.
Curated OER
Measurement via Triangulation
Learners utilize triangulation techniques to determine altitudes of objects. An altitude locator is constructed and used to determine the height of a building or a tree. Tangent tables and formulas provide the ratio for the formula to...
Curated OER
Altitude Locator
Students use protractors, strings, and straws to construct a device used to determine the height of tall objects. For this applied geometry lesson, students use common objects to construct a tangent height guide. They use principles of...
Curated OER
Sextant Measurements
Students create a sextant. Using their sextant, students measure the height of tall objects. Students explore how sailors used sextants to identify their location on the ocean. They research how sextants are created.
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Are you in Golden Shape
Students solve and verify the solution for unknown measures. In this geometry lesson, students identify the properties of circles. They use the arc, angle and segment relationship to find the missing measures.
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How Tall Is That Flag Pole?
Students examine various triangles and discuss how similar triangles have sides that are proportional. They utilize an ancient Egyptian method to determine the height of a flagpole.
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CSI Investigation
Students solve real life situation using the Pythagorean Theorem. In this geometry lesson, students calculate the length, midpoint and slope of segments. They solve word problems using properties of square roots.
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Data-gathering Activities Relating to Trees in Their Environment
Students gather data relating to trees in their environment. In this biology lesson plan, students determine heights of trees and their ages. A canopy map will indicate optimal growing areas for the tree.
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Graph Both Crusts
Fourth graders calculate the angles and construct a pie graph of the percentages of the elements in the continental and oceanic crusts. Then they analyze the results. They can be assigned the task of researching the percentages.
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What's Your Latitude?
Students measure the height of items using an astrolabe. In this latitude lesson students construct a sextant and determine height and latitude with it.
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Perfection on Ice!: Math, Geometry, Fibonacci Numbers, Olympics
Learners use the human body as a foundation for gaining practice in measuring angles and calculating ratios and proportions.
Curated OER
For Better or Worse: Cultural Exchange
Students participate in a cultural exchange program with a Native American school in Winnebago, Nebraska. They conduct research on a variety of Native American tribes, prepare a presentation that represents the culture of their school...
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Clocks and Time
Students construct clocks and then learn how to read a clock face, tell time, and determine how much time has elapsed.
Curated OER
Wind Tunnels
Students build a simple wind tunnel and test out 2 glider wing shapes at different angles of attack. They record their observations and results just as engineers do. There also is a "virtual wind tunnel" they can try to test aerodynamic...
Alabama Learning Exchange
Trapezoids: What's Equal or Right About Them?
Pupils explore the concept of trapezoids. In this trapezoids instructional activity, students identify legs and bases of a trapezoid. Pupils discuss the similarities and differences between isosceles trapezoids and right...
Curated OER
Learning Lesson: The Shadow Knows II
Young scholars discover and practice how to calculate the circumference of the Earth. They measure the length of their shadows and use the distance they are away from the equator to complete the calculations. They discuss winter or...
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Design Your Space
Students evaluate the acceptable use of classroom space. The class participated in a brief lecture and discuss of floor plans and how they are used in architecture. Using graph paper, they create a scale drawing of the classroom...
Curated OER
High School Mathematics Problems from Alaska: Azimuth and Arc Length
Students track the Azimuth sunrise and sunset over time by creating a chart.
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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...
Curated OER
Math: Arcs and Chords
Learners draw diagrams demonstrating how it is possible to two central angles to be congruent and their minor arcs are not congruent. In groups, they illustrate theorems with their constructed circles, create diameters of circles that...