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Curated OER
Paper Helicopters
In this paper helicopter worksheet, students design and experiment making a paper helicopter to explore how some things fall and how varying the size of the rotor blades affect the way a helicopter spins.
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Perimeter
In this perimeter worksheet, students calculate the perimeter of rectangles. This one-page worksheet contains 6 perimeter problems.
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The Hand of Chandra!
In this nebula activity, high schoolers read about the Chandra X-ray Observatory that captured the given image of a pulsar and its nebula. Students solve 3 problems including using similar triangles and proportions to find the image...
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The Merry Go Round Problem
In this algebra activity, 9th graders analyze a concetric circle to determine the area a worker must paint in two different colors. They must decide from which angle he start painting because of the location of the merry go round. There...
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Infusing Equity in the Classroom by Gender
Learners investigate the idea of gender descrimination in the classroom. In this algebra activity, students collect data in stereotyping, and gender bias in the classroom, school materials and activities. They graph and analyze their...
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Applications of First and Second Derivatives.
In this calculus activity, students solve for the critical values, open intervals and find the maximum and minimum. There are 7 questions dealing with the derivative.
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Trigonometry and the Calculator
For this geometry worksheet, 10th graders use a graphing calculator to evaluate trigonometric functions and their inverses. The four page worksheet contains explanation, examples, and twenty questions. Answers are not...
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Introduction to Fractals: Infinity, Self-Similarity and Recursion.
This lesson introduces students to the ideas involved in understanding fractals. They develop a sense of infinity, self-similarity and recursion and
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A Distant View
Students investigate the essential concepts of how lenses work to magnify vision, and then build simple telescopes to demonstrate their understanding. They write a description of how their telescope could be improved and how it works.
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What's Your Angle?
Third graders read the story, Magic Schoolbus Inside the Human Body. Then they form right, acute, and obtuse angles using the joints inside their bodies. They write a brief summary about what they learned about angles as a review the...
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Perimeter and Area of Irregular Figures ELL 16.5
In this finding area learning exercise, learners solve the area of an irregular figure by reading and performing step by step operations. Students complete fourteen steps to solve and summarize finding the area.
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Water Pressure Blaster
Third graders complete an experiment to introduce them to the concept of water pressure. In this water pressure lesson plan, 3rd graders create pressure in a water bottle and observe the force of water that is created.
Curated OER
Arbor Day in the Classroom
Creating an environmentally-aware classroom can be exciting and educational at the same time.
K12 Reader
3-D: It’s Not Just for Movies
This two-part reading comprehension exercise asks kids to read a short passage about cubes, rectangular prisms, spheres and pyramids, and then to respond to a series of questions about the article.
K12 Reader
Shapes on a Plane
Geometric shapes are the focus of a comprehension exercise that asks readers to examine a short passage about planes, circles, triangles, and rectangles, and then to respond to a series of questions about the article.
National Wildlife Federation
Massive Migrations
Turn your students into flocks of migratory birds for this fun lesson on animal migration. Prior to the activity, the teacher creates four different migration routes in the classroom or any available open space, labeling nesting...