What killed the dinosaurs and how do scientists know? Your high schoolers can examine these fascinating questions with a geochemical lens using the engaging 33-minute video, the accompanying data interpretation, and some thoughtful...

Use the given tasks and detailed teacher's commentary to introduce your 8th graders to the Pythagorean theorem and its converse. Embedded links to information about Egyptian geometry make your presentation interesting. Consider...

High school scientists build their own magnetometer and use it to map the field surrounding a bar magnet. Excellent background resources is included, as well as a diagram of how to build the magnetometer.

Seventh graders practice math skills while they become familiar with Texas' Boom & Bust economy and the natural history of the east Texas Piney Woods.

Young scholars examine volumes of solids of revolution. For this volumes of solids of revolution lesson, students use the limit of a Riemann sum to find the volumes of disks or cylinders and a sphere.

In this secondary mathematics worksheet, students determine the number of each gift given in the song, “the Twelve Days of Christmas.”  The worksheet includes the history of the song and a look at the cost of the gifts over...

Students investigate space travel. In this space travel lesson students examine space exploration history, engineers and scientists involved in space exploration, and Newton's third law of motion. Students make rockets.

Students using visual modeling software will construct two regular pentagrams which are mathematically similar. They also create a multi-page document and learn to create links between the pages and to a website on the History of...

Learners investigate important women in Mathematics.  For this middle or high school mathematics lesson, students research the accomplishments of women that played an important role in the history of mathematics or women currently...

Students review the journal of Juan Bautista de Anza. They reflect on his first exploratory expedition into present-day California.

In this learning about Fibonacci worksheet, students read about Leonardo Fibonacci and his contribution to mathematics, then study the pattern of Fibonacci numbers, in math and in nature.

Presenting ... the gold standard for a lesson. Learners first investigate a task maximizing the area of a plot for gold prospecting. They then examine a set of sample student responses to evaluate their strengths and weaknesses.

Take a walk through time, 1852 to 2005, following the mathematical history, development, and solution of the Four-Color Theorem. Learners take on the role of cartographers to study a United States map that is to be...

Discover the joy and excitement of improving your math fluency through four different puzzles. Combine those with 25 different ways to represent numbers and you have hours of enjoyment that can be fun outside of the classroom as well.

Tenth graders investigate the history of Pi and how it relates to circles. In this geometry instructional activity, 10th graders measure the circumference of a circle and the diameter of a circle. They relate these measurements to the...

Whether you wrap it or fill it, you're using geometric concepts. Classmates use an interactive approach to learn how to find volume and surface area of cylinders and prisms in the second lesson in a five-part series. The online lesson...

Did you know scientists can tell the age of an asteroid by looking closely at its craters? This final lesson of a six-part series focuses on two asteroids, Gaspra and Ida, in order to demonstrate the concept of dating asteroids. Scholars...

The propellant needed for space explorations runs in the thousands, while paying to get the craft into orbit costs millions! In the second installment of three, two activities explore laws of conservation of energy and momentum. Using...

Pupils role-play the 1737 Walking Purchase. In this Pennsylvania history lesson plan, students role-play the 1737 Walking Purchase and analyze its effects. Pupils also consider how it would affect their community today.

Students practice solving problems with non-right triangles. In this precalculus lesson, students define and identify the properties of the Law of Cosine. They solve problems and investigate the history behind Cosine.

Explore the concept of money and research its origin. There are many concepts related to business math, thusly, there are many formulas used to make calculations around money. Exchange rates of money in different countries, interest,...

Learn about credit ratings and how it plays a role in the function of small businesses. Learners use their knowledge of good and bad credit to role play and determine good credit vs. bad credit in the area of small businesses.

Honing reading and communication skills through the theme of farm animals is the focus of this lesson. Students read a book about Scandinavian farm animals and complete prediction journal activities. They complete a worksheet about the...

How would you spend your last days with a loved one? The movie guide for The Fault in Our Stars prompts scholars to compare important scenes from the novel to the film and contains background information about the author, guided...