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Whiteboard
ClassFlow

Class Flow: Logic and Reasoning

For Teachers 9th - 10th Standards
[Free Registration/Login Required] This flipchart defines logical conditional statements in a hypothesis and conclusion formula. Using the if-then model, students will determine hypotheses and conclusions.
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Handout
Purple Math

Purplemath: Geometry Word Problems: Introduction

For Students 9th - 10th Standards
Introduces how to set up and solve simple geometric-figure word problems. Includes advice regarding formulas to memorize.
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Handout
Purple Math

Purplemath: Special Factoring: Differences of Squares

For Students 9th - 10th Standards
Demonstrates how to use the formula for finding the differences of squares, and warns against trying to factor a sum of squares.
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Website
Ducksters

Ducksters: Kids Math: Solving Algebra Equations With Addition and Subtraction

For Students 9th - 10th Standards
Kids learn about Solving Algebra Equations with Addition and Subtraction. Add and subtract from both sides. Example math problems are shown on page.
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Website
Ducksters

Ducksters: Kids Math: Solving Algebra Equations With Multiplication and Division

For Students 9th - 10th Standards
Kids learn about Solving Algebra Equations with Multiplication and Division. Multiply or divide from both sides. Example math problems are found on the site.
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Handout
Washington State University

Washington State University: Formulas

For Students 9th - 10th Standards
This site from Washington State University explains the idea of a formula. It gives a definition and many examples of formulas.
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Lesson Plan
Science and Mathematics Initiative for Learning Enhancement (SMILE)

Smile: The Area of a Circle

For Teachers 6th - 8th Standards
An investigative approach is given to exploring finding the area of a circle.
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Handout
University of Sydney (Australia)

Equations for Thermodynamics

For Students 9th - 10th
An exhaustive list of equations and formulas which are commonly used in thermal physics (including equations for triple point). Equations are organized according to category. Meaning of the symbols is clearly stated.