Lesson Plan
Curated OER

Right Triangles

For Teachers 4th - 8th
Learners classify triangles and make connections regarding angle measurements and attributes of acute, right, and obtuse triangles. They listen to teacher define and explain triangles. Everyone imagines a place where a broken wing for a...
Lesson Plan
Curated OER

Basic Right Triangles

For Teachers 2nd - 4th
Elementary schoolers examine the attributes of triangles. In this triangle lesson, learners compare regular triangles and right triangles. They explore vertices and angles and investigate obtuse and acute angles. Pupils draw multiple...
Lesson Plan
Curated OER

Special Right Triangles

For Teachers 7th - 9th
Students identify the different parts of a right triangle. In this geometry lesson, students use the Pythagorean Theorem to identify missing sides and angles of a right triangle. They work with irrational and rational roots.
Lesson Plan
Curated OER

Acute Triangles

For Teachers 4th - 8th
Learners study acute triangles. They measure angles using a protractor, then classify the triangles as either right, obtuse, or acute. Everyone creates a design for a Navajo rug using only acute triangles.
Lesson Plan
Curated OER

Wildlife Management

For Teachers 7th - 10th
Students examine the effects of various management strategies on the size of wildlife populations. Each student simulates the management of an animal population in a card game, graphs the results of the wildlife game, and participate in...
Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 8th - 12th
Students apply properties of Pythagorean to solve problems. For this geometry lesson, students identify the different parts of a right triangle using ratios. they solve problems using squares and square roots.
Lesson Plan
Curated OER

The Pythagorean Theorem Lesson 2

For Teachers 8th - 12th
Learners discuss and review examples of the Pythagorean Theorem using a GSP, Geometer's Sketchpad, activity.
Lesson Plan
Curated OER

Similar Situations

For Teachers 3rd - 6th
Pupils explore intersecting lines. In this intersecting lines instructional activity, students investigate shapes consisting of parallel, perpendicular, and similar lines. Pupils investigate these lines in shapes around them.
Lesson Plan
Curated OER

Animal Tracks

For Teachers 4th - 5th
Students are introduced to the topic of area. In groups, they share various techniques to help them identify different shapes and work together to calculate the area. They use this same knowledge to determine the area of animal tracks...
Lesson Plan
Curated OER

On the Seashore

For Teachers Pre-K - K
Students read the book On the Seashore and complete activities such as reading a book, color and cut out animal cards, model rock making, shell graphing, shell patterns, and more. In this seashell lesson plan, students use the sea...
Lesson Plan
Curated OER

Parallel and Perpendicular Lines

For Teachers 4th - 6th
Learners study parallel and perpendicular lines. In this parallel and perpendicular lesson, pupils explore 2-D shapes and determine if the sides are parallel or perpendicular.
Lesson Plan
EngageNY

Proof of the Pythagorean Theorem

For Teachers 8th Standards
What does similarity have to do with the Pythagorean Theorem? The activity steps through the proof of the Pythagorean Theorem by using similar triangles. Next, the teacher leads a discussion of the proof and follows it by an animated...
Lesson Plan
Curated OER

Ocean Friends Nametags

For Teachers K - 2nd
Students complete a number of activities to complete a study of ocean animals. They identify the animals, make nametags using appropriate colors, the animal habitats, and make a book by putting the pages in numerical order.
Lesson Plan
NASA

The Case of the Wacky Water Cycle

For Teachers 3rd - 8th
Join the tree house detectives in learning about the processes of the water cycle, water conservation, water treatment, and water as a limited resource.
Lesson Plan
Curated OER

Biology: Understanding Cellular Organelles

For Teachers 9th - 11th
Students distinguish the differences between Prokaryotic and Eukaryotic cells. Using microscopes, they examine a variety of plant and animal cells. Working in groups, they draw and label plant and animal cells and show the mathematical...
Lesson Plan
Curated OER

Put the Elephant First

For Teachers K
Students recreate the order of animals they read about in a book. In this relative positions lesson, students color and cut out pictures of animals in the book. Sudents glue these onto construction paper and line up like the animals...
Lesson Plan
Curated OER

Horseshoe Crab Fun

For Teachers 3rd - 6th
Marine biology masters will meet the horseshoe crab and red knot shore birds that feast upon the crab eggs. Begin with a discussion and then have learners write postcards from each animal detailing their migration trips. A few math...
Lesson Plan
Curated OER

Preparation -- The Right Way to Help and FOrm for Poetic Reflection

For Teachers 3rd - 5th
Students prepare for their service learning project by listening to a representative from the Lake Michigan Federation. They volunteer their time to clean up the coast line. They reflect on the event by writing a poem about their...
Lesson Plan
Curated OER

The Shortest Distance

For Teachers Higher Ed
Students, working on their GED, examine the steps used to resolve the unknown sides of a right triangle. They express the square root function as an exponential function and derive the distance formula using principles of geometry.
Lesson Plan
Curated OER

Awesome Animals

For Teachers 1st - 3rd
Learners collect data from classmates about their favorite animal. They use the ClarisWorks graphing program to enter data, graph results, and interpret data.
Lesson Plan
Curated OER

Time Dilation and Geometry

For Teachers 9th - 10th
Students solve problems of dilation and velocity. For this geometry lesson, students apply the Pythagorean Theorem to solve problems and relate it to time and velocity.
Lesson Plan
August House

Go to Sleep, Gecko

For Teachers 2nd - 3rd Standards
Use this multidisciplinary lesson to delve into these subjects: English language arts, math, science, drama, and character education. After reading, discussing, and making interpretations about Go To Sleep, Gecko!: A Balinese...
Lesson Plan
Sea World

Splash of Math

For Teachers 4th - 8th
How can kids use math to learn about marine life? Combine math skills with science lessons in a resource featuring activities about life in the sea. Kids graph and calculate data, solve complex word problems, measure geometric shapes,...
Lesson Plan
Curated OER

3-D Cubes

For Teachers 2nd - 4th
Students investigate cubes. In this geometric solids instructional activity, students review geometric concepts previously taught, then logon to a computer game in which they find cube figures and identify the shadow of hidden cubes.

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