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The Area of a Circle
Eighth graders find the circumference and diameter of several lids, show the relationship of the two measurements and derive the formula for finding the area of a circle. In this area of a circle lesson plan, 8th graders find...
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Baseball Geometry
Students apply various methods for finding the volume and surface area of sphere. They compare and contrast results among these mathematical methods. They work in cooperative groups to discuss their results with one another.
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SIZING UP SOL
Ninth graders produce a projected, pinhole image of the sun and from measurement of the image and projection distance, calculate the actual size of the sun. They estimate the sun's apparent brightness from different planet.
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The Unseen Ocean Floor
Students build ocean floor structures, then map and model an unfamiliar ocean floor. They are introduced to bathymetry and sea floor features, and discover one of the most widely usd methods for studying the ocean.
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Step by Step
Students measure the rise and run of steps from a place that holds meaning for them. They write a reflection (in the form of a journal entry, poem, or short story) regarding this significant place.
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Junk Food Math
Students use Skittles candies as they explore estimation and percentages. In this math lesson plan, students sort, count, and chart Skittles candies to learn about estimation and study percentages.
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Two for One Box Company
Eighth graders experiment to decide if a box that is twice as big holds twice a much. They work the concept of volume and how changing dimensions affect it.
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"If You Hopped Like a Frog" by David M. Schwartz
Pupils search for and generalize an algebraic pattern. They make and analyze a coordinate graph.
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Measure Me!
Third graders use nonstandard concrete methods to estimate and record measurements of their body.
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Interior Designer for a Day
Seventh graders organize a 20 x 17 room with a given set of furniture pieces. Arrangement is to be based on maximum comfort and practicality. This lesson plan is a good way to teach and reinforce the mathematical concept of area.
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Algebra: Reaching New Heights
Students work in pairs to measure their arm span and height and record them on a class chart. The class works together to create a scattergram to display the data. Class discussion focuses on interpreting the scattergram.
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Area and Perimeter
Young scholars participate in a hands-on activity that shows the independence of perimeter and area for simple irregular figures.
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Shape Makes a Difference!
Young scholars learn the difference between perimeter and area by watching a video and a hands on activity.
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Making Topographic Maps and Mountain Profiles
Students study how to mark inclines and construct a mountain profile. In this topographic map lesson plan students mark contour intervals and draw mountain profiles.
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Percents
Students explore the concept of percents. In this percents lesson plan, students discuss the prefix cent and words that contain that prefix. Students make bead necklaces and determine the percentages of certain beads in relation to the...
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Necessary Nitrogen
Students view a video that presents the biogeochemical cycle of nitrogen. They compare types of soils and consider how different fertilizers affect soil composition.
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4th Grade Math Geometry Practice
In this 4th grade geometry instructional activity, students complete a set of 20 questions related to grade 4 geometry concepts. An answer key is included.
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Particulate Sampler
Students estimate the extent of particulate air pollution present in their neighborhoods.
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Emissions Trading
Learners produce manufactured good, barter for sales, encounter government officials, make choices about emissions, trade carbon credits and share findings in order to understand how carbon trading could affect industry from an economic...
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Coulomb's Law
Ninth graders observe the relationship between electrical charge and force. In this electrical charge lesson students experiment and find the quantitative relationship between force and the center to center distance between objects.