Curated OER
The Nanofiber Chocolate Factory: An Analogy
Students investigate Nanotechnology. In this physic's lesson plan, students evaluate a hands-on model made from chocolate syrup and pretzels to determine the advantages of size. Students weigh chocolate syrup to determine it's...
Curated OER
Name That Volcano
Young scholars research volcanoes. In this volcanoes lesson, students visit websites with worksheets about the terms for volcanoes and volcanic eruptions in the world. Young scholars complete the work online and play a game for volcano...
Curated OER
Civil Rights and the ADA
Students examine and discuss the 14th and 15th amentments, and evaluate the agendas of Americans from underrepresented groups in the quest for civil rights. They conduct Internet research and create essays or posters regarding Civil Rights.
Math Planet
Math Planet: Algebra 1: Properties of Equalities
Provides examples and a video lesson that illustrates the properties of equalities.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Addition Property of Equality
A nice tutorial on using the addition property of equality. Provides 4 different example problems that are worked through step-by-step and also provides some practice problems.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Multiplication Property of Equality
Thorough coverage of the multiplication property of equality is found at this tutorial. Numerous example problems are worked through and some practice problems are supplied.
CK-12 Foundation
Ck 12: Algebra: Two Step Equations and Properties of Equality
[Free Registration/Login may be required to access all resource tools.] Learn how to solve two-step equations using the properties of equality. Tutorial includes video, lots of examples, and a set of review questions for practice or...
Math Words
Math Words: Equivalence Properties of Equality
The properties of equality are listed with the specific properties exemplified with links.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: Linear Equations in One Variable
After completing this tutorial, you'll know what a linear equation is and how to solve one using various arithmetic properties. Contains several definitions, problems with step-by-step solutions, and practice exercises. Includes links to...
Math.com
Math.com: The Basics of Algebra: Properties of Real Numbers
Students learn about the properties of real numbers through this algebra resource. A learning tutorial and practice problems to check for comprehension of the math concepts are included.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Some Rules of Algebra
Here is a site that clearly and thoroughly explains many rules of algebra, such as the commutative property and the addition property of equality. There are example problems solved, problems for the student to attempt, and answers to the...
University of Vienna (Austria)
University of Vienna: Substituting Terms in Terms
Interactive assessment that tests knowledge of substitution properties of equality. Some problems involve substituting values for variables, while some involve substituting expressions for variables.
McGraw Hill
Glencoe Mathematics: Quiz on Properties of Equaltiy
This site is a short on line quiz covering the properties of equality. The topics covered include operations and equivalence relations.
Math Words
Math Words: Transitive Property of Equality
The transitive property is discussed here with an example to exemplify the property.
Other
Sierra College: Elementary Algebra Review Sheet and Common Formulas
This review sheet includes important rules, properties, formulas, and equations needed to solve many Algebra problems.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: Properties of Real Numbers
After finishing this tutorial, you'll be well versed in various properties of real numbers: identity and inverse properties, commutative and associative properties, and distributive properties. You'll also know about the various symbols...
CK-12 Foundation
Ck 12: Elem Math: Identifying the Properties of Squares
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview and attempt practice problems on identifying the properties of squares.
Oswego City School District
Regents Exam Prep Center: Theorems and Postulates for Geometry
Here is a partial list of theorems, postulates, and properties.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Linear Equations in One Variable
Through this tutorial, which offers step-by-step examples, video explanations, and practice questions, you'll learn what linear equations are and how to solve and classify them.
Other
Algebra.com: Solution: Given a System of Two Equations in Two Variables
This activity shows an example of how to solve a system of equations using elimination. Each step is explained in detail. Additional links are provided for more information on properties of equality, solving equations, and solving a...
Illustrative Mathematics
Illustrative Mathematics: 6.ee Equivalent Expressions
In this problem, we have to transform expressions using the distributive, commutative and associative properties to decide which expressions are equivalent. Common mistakes are addressed, such as not distributing the 2 correctly. Aligns...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Adding and Subtracting Inequaliites
"Dr. Math" provides an explanation on remembering when inequalities may be added and subtracted. The explanation is in response to a question submitted by a student.
Maths Challenge
Maths challenge.net: Inscribed Rectangle
This is a proof problem, considered a "three star" geometry problem requiring knowledge of proofs and properties of circles to solve this equal area of inscribed polygons problem.