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Lesson Plan
Dick Blick

ArtStraw Architecture

For Teachers 5th - 12th
While architects and engineers don't often build with plastic straws and foam board, the same principles still apply. Challenging both the creativity and critical thinking of students, this engaging design project is perfect for art and...
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Worksheet
Curated OER

Tower Building Challenge- Budgeting

For Students 5th - 8th
In this tower building and budgeting learning exercise, students attempt to meet the goal of building the tallest free standing structure on the smallest budget. They build the structures with straw, paper clips, and masking tape which...
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Worksheet
Curated OER

Angles of Elevation and Depression

For Students 10th
In this angles of elevation and depression activity, 10th graders solve 6 word problems that include finding angles of elevation and depression. They solve each problem, rounding the measures of segments to the nearest hundredth and...
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Worksheet
Curated OER

Applied Trigonometry Problems Day 2

For Students 9th - 10th
In this geometry worksheet, students apply right triangle trigonometry to find missing distances or angles in real life examples involving angles of depression or elevation. The four page worksheet contains twelve problems. Answers are...
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Lesson Plan
Curated OER

Shadows and Skyscrapers

For Teachers 8th
Eighth graders explain the relationship between the position of the sun, a city's latitude and shadow length. Ratio's, geometry, and algebra are used to determine the shadow lengths and building heights. A sun angle (altitude) charts to...
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Worksheet
Curated OER

Pythagorean Theorem and Triangles

For Students 11th
For this geometry worksheet, 11th graders solve problems with right triangles using the Pythagorean Theorem. They find the missing angle or missing side. There are 15 questions with an answer key.
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Worksheet
Curated OER

Variation

For Students 9th - 11th
In this variation learning exercise, students interpret and organize data.  They find the distance between points.  Students use ratios to determine volume  This six-page learning exercise contains approximately 20 problems.  Answers are...
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Lesson Plan
Curated OER

Art or Junk? Discovering the Triangle Inequality

For Teachers 6th
Middle schoolers study the triangle inequality. They will identify, compare, and analyze attributes of two and three-dimensional shapes. Then they develop vocabulary to describe the attributes. They also use manipulatives to analyze the...
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Lesson Plan
Curated OER

Fibonacci Numbers

For Teachers 5th - 8th
Students calculate the Fibonacci sequence of numbers. Through the use of Fibonacci numbers in flowers, leaves, fruits, vegetables, pine cones, and other forms of nature; students explore how Fibonacci numbers occur in nature. Then they...