Trouble

What are some of the financial risks associated with using credit? Pupils learn the warning signs of incurring financial hardship, and through PowerPoint presentations, worksheets, and discussion, discover the implications of such events...

Financial independence can be a dream, but it can also be a nightmare if you don't know how to stay afloat. Use a series of lessons to teach pupils about the consequences of overspending and not minding a budget, as well as how to...

Deforestation is a dire problem—show your class how to model it mathematically. Learners create an equation to express the number of fir trees in a forest over time. An exponential decay function serves this purpose.

Five out of four people have trouble with fractions! After comparing simplifying fractions to simplifying rational expressions, pupils use the same principles to multiply and divide rational expressions. 

Having trouble finding performance task questions? Here is an assessment that uses all high-level thinking questions. It includes questions to assess sequences, linear functions, exponential functions, and increasing/decreasing intervals.

Armed with their newfound (or refreshed) knowledge of the quadratic formula, viewers can now work with Sal to prove the formula - an important skill that is often ignored in algebra. Once they learn how to both use and prove the...

Having trouble remembering the trigonometric ratios of the common angles? Here's a video for you! The lesson instructor demonstrates a hand trick that helps individuals determine the correct trigonometric ratios. The trick works for...

Having trouble remembering the trig ratios of common angles? This resource may be the solution! Using a table, the video instructor describes a memorable pattern. Scholars have an opportunity to practice the pattern during the video.

Are your young mathematicians having trouble with subtracting mixed fractions? Consider this video to supplement your teaching. An instructor explains step-by-step how to subtract mixed fractions with unlike denominators, showing viewers...

Can your learners define bisectors of angles? After a little practice they'll have no trouble using their TI calculator to draw and define bisectors of angles. They'll work through a 45 minute activity that requires them to draw a...