Curated OER
Mystery Cards
In this algebra instructional activity, students evaluate a set of 9 cards, each of which has one letter on it. They then use the 9 clues to determine which number is on the back of each card. For example, B x B = 25 and B + B = 10....
McGraw Hill
Glencoe: Self Check Quizzes 1 Solving Algebraic Equations
Use Glencoe's randomly generated self-checking quiz to test your knowledge of solving algebraic equations. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check...
National Council of Teachers of Mathematics
Nctm: Illuminations: Pan Balance Numbers
Use this tool to find out if expressions are equal to each other. If the pan balance levels out then the expressions are equal.
National Council of Teachers of Mathematics
Nctm: Illuminations: Pan Balance Shapes
Use this virtual, double pan balance and explore what shapes and amounts of shape balance each other. Great introduction to beginning algebra concepts.
Help Algebra
Help algebra.com: Solutions of Algebraic Equations
This resource defines an algebraic equation, then describes what is meant by a solution to an equation. Types of solutions (one solution, no solution, infinite solutions) are also defined.