Stay positive, teaching about integers just got a little easier! Explain how positive and negative numbers are opposites using number lines and real-world examples. The included assessment provides an excellent opportunity to check for...

Estimating is an essential skill used in everyday life. This presentation explains how to apply prior knowledge about rounding numbers to estimating sums and differences. Example problems and assessment include large numbers, making this...

A five-question interactive challenges mathematicians to find a correct tip and total amount using percents five, 12, and 18. A tool with moveable pieces assists participants in locating answers. Types of questions include...

In this water worksheet, students read mini articles and solve math word problems having to do with water. Students complete 16 word problems.

In this electric circuit worksheet, students answer a series of 16 questions about logarithms and how they are used in understanding analog circuits. This worksheet is printable and the answers are viewed on-line.