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Videos (Over 2 Million Educational Videos Available)

3:11

Defining Gravity

11:22

Prepositional Phrases for Kids | English...

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Biography of Mary Cassatt for Kids: Famous...

Other Resource Types
(171)

Lesson Planet

#### WindWise Education Curriculum

Imagine a world powered by wind! The 19 lessons in a curriculum set provide young environmental scientists the information they need to imagine just that. The set begins with a lesson on the difference between forms of energy and...

EngageNY

#### EngageNY Geometry Module 2: Similarity, Proof, and Trigonometry

The Geometry Module 2: Similarity, Proof, and Trigonometry collection includes 36 lessons that are divided into five topics: Scale Drawings, Dilations, Similarity and Dilations, Applying Similarity to Right Triangles, and Trigonometry....

Lesson Planet

#### Getting into Trig

Starting with right triangles (SOH-CAH-TOA) and working up to the concept of radians, this collection introduces students to trigonometric ratios and supports them in learning to evaluate trigonometric functions.

Lesson Planet

#### Pythagorean Theorem: Not All Sides are Equal

You'll find fundamentals and advanced activities focused on the Pythagorean Theorem in this collection, which was designed for high schoolers but helpful for young geometrists of all ages!

Lesson Planet

#### Math Handbook: Trigonometry

You'll be spinning in unit circles once you read through this jumbo-sized resource of everything you need to know about trigonometry. Each page has color-coded examples with explicit directions that detail the problems and formulas.

Lesson Planet

#### Applications of Trigonometric Functions

Using trigonometric ratios to solve geometry and application problems is the focus of this detailed problem set and solution presentation. The presentation covers many ways to use trigonometry, from finding missing measures in right...

Lesson Planet

#### GPS and Navigation

If you are navigating to find a terrific lesson plan on GPS (global positioning system) that incorporates math, geography, and science, then you have finally arrived! This is an ideal STEM lesson plan in which high schoolers learn the...

Lesson Planet

#### Task: Range of Motion

If you have ever injured your shoulder, you know it takes a while to improve your arm's range of motion. For this real-world example, young mathematicians gain insight into the world of physical therapy while they analyze a case study...

Lesson Planet

#### Access Ramp

Just about every public building that your students are familiar with has an access ramp which complies with ADA requirements. As it turns out, designing such a ramp is an excellent activity to incorporate slope, the Pythagorean Theorem,...

Lesson Planet

#### Task: Miniature Golf

"Fore!" All right, no one really yells this out in miniature golf, but this well-defined activity will have your charges using lots of numbers in their unique design of a miniature golf hole. Included in the activity criteria is the...

Lesson Planet

#### Task: Grain Storage

Farming is full of mathematics, and it provides numerous real-world examples for young mathematicians to study. Here, we look at a cylinder-shaped storage silo that has one flat side. Given certain dimensions, learners need to determine...

Lesson Planet

#### Mt. Whitney to Death Valley

This is an intriguing problem that brings together real-world data, technology, and mathematical problem solving. If visibility wasn't an issue, could you see from the highest point in the lower 48 states, Mt. Whitney, to the lowest...

Lesson Planet

#### Proof of the Pythagorean Theorem Using Transformations

Middle and high schoolers construct a triangle using Cabri Jr. They construct squares on each of the legs and hypotenuse of the triangle. Pupils show that the area of the squares on the leg equal the area of the square on the hypotenuse.

Lesson Planet

#### Designing a Spectroscopy Mission

Design a mission over the rainbow. Small groups spend several weeks together determining a mission related to spectroscopy. The teams build spectrographs and analyze the design to determine whether it will carry out the mission. At the...

Lesson Planet

#### Designing an Open Spectrograph

Take the class over the rainbow. Pairs or small groups follow directions to create a spectrograph. The pupils measure the angles formed by the different colors of the spectrum along with calculating the lengths formed by the spectrum and...

Lesson Planet

#### Remodeling a Home

Get new flooring for as cheap as possible. Given a floor plan of a house, pupils determine the area of each room and the amount of necessary flooring. They then make selections for the flooring in every space, taking a budget into...

Lesson Planet

#### Pirate Attack

Arr ye matey, it's time for some trig. Learners first read up on the 2010 attack on the USS Nicholas by a group of pirates and the testimony of one of the witnesses. They use right triangle trigonometry to determine if the account is...

Lesson Planet

#### Finding the Largest Possible Area

If you want a bigger garden, here's a task for you. Given the perimeter of a triangular garden, scholars determine the largest possible area. They then generalize their findings and extend the idea to other polygons.

Lesson Planet

#### A Day at the Beach!

Make math class feel like a day at the beach (minus all the sunburns, of course). Given information about a pail, a soup can, and a plastic pyramid mold, pupils calculate the volume of sand that can fit in each. They then design sand...

Lesson Planet

#### Running Laps During Soccer Practice

Which option involves running less? Given a situation in which players can either run around the school soccer field 20 times or run back and forth along the diagonal 20 times, learners decide which option would be better. They consider...

Lesson Planet

#### Developing a Trigonometry Phone App

What's one more app? After reviewing how to calculate missing side lengths or angle measures in a right triangle, pupils create instructions for a phone app to do all of the tedious work. They must consider all nine cases of known...

Lesson Planet

#### Rom/Com Final Scene

You haven't seen this scene before, have you? Young mathematicians first review the Pythagorean Theorem and trigonometry by completing a worksheet. They then consider several problems involving two people running toward each other in a...

Lesson Planet

#### As The Crow Flies

Who knew the Pythagorean Theorem could be so much fun, for the crow that is. Middle schoolers mark the route a dog would run and a bird would fly to get from point A to point B. They use the Pythagorean Theorem to determine which route...

Lesson Planet

#### Football Tackle Problem

Tackle a task on the gridiron. Scholars use geometric concepts to determine the distance on a coordinate plane that certain football players need to move for a play. They then design their own plays and create presentations where they...