Alabama Learning Exchange
Imaginary Numbers? What Do You Mean Imaginary?
Don't worry, this resource actually exists. Scholars learn about imaginary numbers and work on problems simplifying square roots of negative numbers. As an extension, they research the history of imaginary numbers.
Mathematics Vision Project
Geometric Figures
Logical thinking is at the forefront of this jam-packed lesson, with young mathematicians not only investigating geometric concepts but also how they "know what they know". Through each activity and worksheet, learners wrestle with...
EngageNY
Special Triangles and the Unit Circle
Calculate exact trigonometric values using the angles of special right triangles. Beginning with a review of the unit circle and trigonometric functions, class members use their knowledge of special right triangles to find the value of...
Willow Tree
Histograms and Venn Diagrams
There are many different options for graphing data, which can be overwhelming even for experienced mathematcians. This time, the focus is on histograms and Venn diagrams that highlight the frequency of a range of data and overlap of...
Dearborn Public Schools
Parent Informational Meeting
What factors should parents and guardians consider when helping their children select high school courses each year? A presentation designed for Parent Information Night outlines the requirements students must meet in order to graduate.
Liberty High School
Science Department Lab Report Format
Make sure your scientists are reporting their work effectively by providing them with a reference for their lab reports. The first few pages of this resource detail each element of a lab report, and the last few pages provide an example...
International Debate Education Association
Speaking Across the Curriculum
With the focus on 21st century skills it is even more important that all teachers incorporate listening and speaking activities into their curriculum. Here's a packet of practical ideas appropriate for any classroom.
Curated OER
SAT Preparation
The verbal and quantitative sections of the SAT can be a challenge for even the most erudite logophile. Prepare your test takers for the vocabulary they will encounter on standardized exams by providing them with a helpful list of roots,...