Change Teacher Resources
Find Change educational ideas and activities
Showing 1 - 20 of 38 resources
A Plea for Pure Mathematics
Students explore the concept of GCD and LCM. In this GCD and LCM lesson, students use a CAS program on their graphing calculator to determine the LCD and GCD of polynomials and large numbers. Students use the GCD function to determine the GCD of various fractions such as 3/4 and 17/3.
9th - 12th Math
Intro Algebra: Graphing Data and the Coordinate Plane
Students bounce various tennis and racket balls, predicting and recording how fast they can bounce and catch them. They graph the results on a coordinate plane. And then, they compare their graphs with one another, analyzing how different variables affected their results.
7th - 8th Math
Exploring the Laws of Sines and Cosines
This lesson uses GeoGebra on the Web, or Geometer's Sketchpad to investigate and identify the different properties of sines and cosines. The class learns how the laws of sine and cosine relates to a right triangle and a non-right triangle. They practice using the Pythagorean Theorem to help identify the different ratios of the triangle.
10th - 11th Math
All About Aid
Begin this lesson by estimating the cost of a college education and comparing it to actual data. After reading an article, high school seniors discuss the processes of the college loan corporations. They listen to a lecture about how to wade through all of the information and work together to create a brochure to help other students.
6th - 12th English Language Arts
Planning a Playground
Students explore the concept of building a playground. In this building a playground lesson, students find the maximum area given set parameters. Students build the playground so that all the equipment fits. Students work in groups to find the biggest area that fits all the equipment.
6th - 8th Math
Proving (a Theorem) and Disproving (a Theory)
As a cross-curricular lesson, your class examines the issues of gender discrimination, careers, and gender roles. They read and discuss an article, prepare a proof of the Pythagorean theorem as a class, and develop a creative representation of Pythagoras' ideas.
7th - 12th Math
Difference of Equations
In this difference of equations worksheet, students solve and complete 49 various types of problems. First, they obtain the solution of any linear homogeneous second order difference equation. Then, students apply the method of solution to contextual problems.
11th - 12th Math
After reading an article, "Cameras Capture a 5-Second Fireball and Its Meteorite's Secrets," space science superstars use the triangulation method to determine the location of a distant object. In-class activities and homework are suggested, including writing a letter to their Congressman about funding meteorite research.
6th - 12th Math