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Trigonometry Math - Using a Calculator

For Students 9th - 12th
In this online math worksheet, students practice using their calculator to perform trigonomic functions. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific...
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Interactive
Curated OER

Five Find the Unknown Angle Interactive Problems

For Students 10th - Higher Ed
In this unknown angle worksheet, students use trigonometry functions in five problems to find the unknown angles.  Students may check their solutions and receive hints by using the "Check" and "Hint" button found at the bottom of the page.
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Interactive
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Ten Law of Sines Problems

For Students 8th - 10th
In this law of sines worksheet, students use the law of sines to solve for the missing side or angle in ten problems.  A diagram is provided.
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Cosines

For Students 9th - 12th
For this online math worksheet, students practice finding the cosines given 10 different sets of data. When complete, students submit their answers and get instant feedback regarding their accuracy.
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Interactive
Curated OER

Law of Sines or Sine Rule

For Students 9th - 12th
In this online math worksheet, students construct triangles and squares by utilizing the sine rule. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific...
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Interactive
Curated OER

Share this page Facebook Page Complex number addition

For Students 9th - 12th
In this online math learning exercise, students practice adding positive and negative integers. When complete, students submit their answers and get instant feedback regarding their accuracy.
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Interactive
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Complex Number Subtraction

For Students 10th - 12th
In this subtraction worksheet, students find the difference of complex numbers.  This one-page worksheet contains 10 problems.  Answers are provided.
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Interactive
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Complex Number Division

For Students 9th - 12th
In this online math worksheet, students practice complex number division using positive and negative integers. When complete, students submit their answers and get instant feedback regarding their accuracy.
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Lesson Plan
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The Pythagorean Theorem

For Teachers 7th
Seventh graders relate the Pythagorean theorem to the real world. In this algebra lesson, 7th graders identify important properties of the Pythagorean theorem and use it to solve word problems. They create a step by step plan to help...
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Lesson Plan
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The Crayon Box that Talked

For Teachers K - 3rd
Students explore The Crayon Box that Talked. In this language arts lesson, students listen to the story and discuss the meaning of the vocabulary words. Students use the vocabulary words in a sentence.
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Lesson Plan
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Playing in China

For Teachers 1st - 3rd
Students create their own Chinese tangrams using in-class direction and prior knowledge in this two-day lesson for the early elementary classroom. Chinese toys are also explored.
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Lesson Plan
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A Moving Experience

For Teachers 6th - 7th
Students visit Time Machine's San Francisco Earthquake Era. They understand how the Earth's layers interact to cause changes in the Earth's surface. They review information about earthquakes and Earth's layers.
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Lesson Plan
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John Muir: Long Ago and Now

For Teachers K - 1st
Students explore nature objects brought indoors such as rocks, seeds, leaves and shells to identify where the objects came from. They hear stories about John Muir's life and make booklets about nature areas they enjoy.
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Tree Anatomy

For Teachers K
Students learn the basic anatomy of a tree through exploration of tree centers.
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Reading Shakespeare

For Teachers 9th - 12th
Young scholars rebuild the a portion of the text of Twelfth Night by reordering lines of text to create meaning thereby gaining confidence when in their ability to gain meaning when reading Shakespeare.
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Lesson Plan
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Changing Ways

For Teachers 3rd
Third graders examine hard boiled eggs as possible models for the earth's layers.
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Geo Jammin' By DeSign - Day 2, Lesson 9: Bringing It To A Fine Gloss-ary

For Teachers 2nd - 3rd
Students create a glossary of geometric terms while exploring tangram manipulatives.
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Lesson Plan
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How Close Can We Get?

For Teachers 4th
Fourth graders guide themselves through the traditional outline structure by reassembling papers, which have been cut into separate sentences. They see how close they've come to the original paper and evaluate their achievement.
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Lesson Plan
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Mysterious Creatures

For Teachers 6th - 8th
Learners create drawings of animals. The project is research based and teaches learners how to use encyclopedias. The focus is upon finding useful illustrations. The fun of the lesson is displaying student work for opinions and guessing...
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Lesson Plan
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Ocean Stratigraphy Challenge

For Teachers Higher Ed
Students are asked to explain the sequence of rock and sediment types and to devise an experiment to test this hypothesis. It is intended for students with some prior knowledge of oceanography, sedimentary geology, and plate tectonics...
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Lesson Plan
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Your Body's Building Blocks

For Teachers 10th - 12th
Students study the elements of the Periodic Table as they relate to the building blocks of the body. They experiment to measure the amount of iron in the body.
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Lesson Plan
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A Difference of Mind

For Teachers 11th - 12th
Students discover the individual variance in brain response to its four main functions. They perform activities related to each function at four stations set up in the classroom. They discuss their responses as a class.
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Lesson Plan
Curated OER

Think Differently

For Teachers 5th - 12th
Students will think differently to solve a problem and create a personal action plan to reduce GHG emissions. They evaluate their plan using a decision grid and sign a pledge committing to taking personal action.
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Worksheet
Curated OER

Breaking News English: US-Vietnam Flights Resume

For Students 5th - 10th
In this English activity, students read US-Vietnam Flights Resume," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.

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