Practice 

 Websites

Videos

Manipulatives 

 https://corbettmaths.com/contents/

https://www.math-drills.com/

http://www.aaamath.com/ (also available in Spanish) 

http://www.math-aids.com/

The Tools of Algebra

 Solving One- and Two-Step Equations

 Multi-Step Equations and Inequalities

 Factors, Fractions, and Exponents

 Rational Numbers

 Ratios and Proportions

 Percents

 Linear Functions and Graphing

 Geometry

 Real Numbers and Right Triangles

 Perimeter, Area and Volume

 Probability and Data Analysis

 Polynomials and Nonlinear Functions

 Interactive Number Line