This lesson may be useful to both persons with prior knowledge of complex numbers and those without. The lesson begins with the definition of complex numbers and its notation, then gives the rules of arithmetic for them with exercises....

Although part of the Study Guide for the CAHSEE, this section of the document focuses on statistics, data analysis, and probability. In the study guide, students are shown why this topic is important, how they will be assessed, and then...

Although part of the Study Guide for the CAHSEE, this section of the document focuses on measurement and geometry. In the study guide, students are shown why this topic is important, how they will be assessed, and then given a long...

Two slideshows and a screencast on organizational patterns used when writing essays and speeches. The first is a 20-slide presentation explaining the seven most common organizational patterns used in writing: time sequence, spatial,...

This Algebra Cruncher generates an endless number of practice problems for money and compound interest with solutions! Find the final amount when a given amount of money is invested.

This Algebra Cruncher generates an endless number of practice problems for money and continuous compound interest with solutions. Find the final amount when a given amount of money is invested.

This Algebra Cruncher generates an endless number of practice problems for money and compound interest with solutions! Find how long it will take for a given amount of money to grow to a final amount.

This Algebra Cruncher generates an endless number of practice problems for money and continuous compound interest with solutions! Find how long it will take for a given amount of money to grow to a final amount.

The purpose of this task is to give learners experience in using simulation to determine if observed results are consistent with a given model. The final part of the task also addresses the role of random assignments in the design of an...

This interactive site will allow you to input anywhere from 1 to 8 inequalities. Once entered, a graph is produced showing the solution. Each graph is shown individually; a final graph shows all on the same coordinate plane.

How can you fix Nana's chocolate milk? Students work on this problem over time to develop a final product that demonstrates their mathematical thinking and solution.

Inspired by Hemispheres' 2004 Teachers' Summer Institute, People and Place: Human-Geographic Relations, this curriculum unit was designed to address human adaptation to and modification of the environment. How have humans adjusted to...

The Jewish people were packed into cattle cars with no ventilation and no food or water for days on their way to the camps. Many did not survive the deportation. Read a synopsis and view primary sources such as photos, testimonies, video...