This tutorial makes the memorization of metric prefixes fun. Students can race the clock to see how well they have the prefixes memorized.

Students can practice classifying triangles based on angle measurements through a series of self-check exercises and timed learning games.

Students can practice classifying triangles based on side lengths through a series of self-check exercises and timed learning games.

This math tutorial offers an explanation of prime and composite numbers and lets students practice finding them.

The learning game has students practice converting a fraction to a percent. Participants get to see a percent score of correct answers, as well as running totals of correct and incorrect answers.

The learning game has students practice converting a decimal to a percent. Participants get to see a percent score of correct answers, as well as running totals of correct and incorrect answers.

Learners practice percent conversions to decimals. The resource displays the percent score of correct answers, as well as running totals of correct and incorrect answers.

Learners practice percent conversions to fractions. The resource displays the percent score of correct answers, as well as running totals of correct and incorrect answers.

An example explains how to find the percent of a number. Students then check for comprehension by completing practice problems.

A step-by-step explanation demonstrates how to find the percent of a number. Students then check for comprehension by completing practice problems.

An interactive site that instructs and demonstrates how to find the fourth angle of a quadrilateral. This site also has many links to other interactive lessons.

Finding the third angle of a triangle becomes easier by the explanation and examples presented.

This site explains the meaning of ratio and how to determine a ratio. Gives practice and games to practice this skill.

Explains why decimals are a type of fraction. Gives practice recognizing equivalents and games to practice the skill.