Better Lesson: Making the Most of Rates and Unit Rates!

This turn-key unit on ratios and unit rates walks through a 30-lesson unit on teaching proportional reasoning, with each lesson broken into detailed teaching notes and time allotments for all parts. An unbelievable resource when taken...

Graphing all kinds of situations in one and two variables is the focus of this detailed unit of daily lessons, teaching notes, and assessments. Learners start with piece-wise functions and work their way through setting up and solving...

A fine lesson plan on saving and investing is here for you and your middle schoolers. In it, learners explore the values of time and money, and discover how small amounts of money invested over time can grow into a large "pot of gold."...

Take any number, multiply it by five, and then divide by five. Did you end up with the original number? In the same vein as the previous lesson, pupils discover the relationship between multiplication and division. They develop the...

You know 4 + 4 + 4 = 3(4), but what about x + x + x? Pairs work together to develop equivalent expressions relating multiplication and addition in the third lesson of a 36-part series. They extend their knowledge of multiplication as...

See how division and subtraction go hand-in-hand. The fourth installment of a 36-part module has scholars investigate the relationship between subtraction and division. They learn using tape diagrams to see that they can use repeated...

The 11th instructional activity in the series of 22 is similar to the preceding instructional activity, but requires scholars to compare distributions using the mean and mean absolute deviation. Pupils use the information to make a...

After defining a simple function from a word problem, a short video shows how to find its domain and range. The instruction reinforces the definitions of domain and range with a concrete example.

How many seconds are in a minute? Or rather, how many seconds are in eight minutes? This problem is worked out through a series of animated steps and explained by a friendly young lady's voice. Your time travelers will appreciate this...

See if your mathematicians can go from miles to yards to feet and back again with unit conversions. This video introduces the topic of the customary units of length and common equivalents. The main rule is to multiply when making...