Curated OER
Angles and Parallel Lines
Sixth graders draw parallel and intersecting lines to observe and examine the characteristics of alternate interior angles, vertical angles, corresponding angles, and supplementary angles. Through observation, they discover the...
Curated OER
Decimals: Dividing-1
In this decimals learning exercise, students practice problem solving twenty four division equations involving decimals. Students show each step of their work.
Teach Engineering
Surface Tension Lab
What constitutes a good soap bubble? In the second installment of a nine-part series, scholars apply their understanding of surface tension to soap bubbles. They experiment to determine the best solutions to use for the...
Beyond Benign
Green"er" Precipitation Reaction
All sodium carbonate may not have the same amount of carbonate, but it should have the same percent. Learners write and balance an equation to predict the chemical reaction between sodium carbonate and zinc acetate. Through the lab...
Curated OER
Immigration Unit
Third graders develop an appreciate for the various cultures that are present in their local community. Through reading and research, they explain how various culture came to live in their area. At the conclusion of the unit, 3rd...
Curated OER
How to Teach Students about Acid and Acid Rain
How acidic is your rainwater? Use these lesson plans to get students thinking about how acids affect the environment in which we live.
Curated OER
Why is My Honey Runny?
Students identify the factors that affect viscosity of substances. For this chemistry lesson, students define what viscosity is in their own words. They give real world applications of viscosity.
Curated OER
CEENBot Soccer
Students research the history and uses of the different elements in the periodic table. In this chemistry lesson, students explain the significance of an element's valence electrons. They create a multimedia presentation of an element...
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.
AAA Math
Aaa Math: Inverse Relationship of Addition & Subtraction
There is a great interactive problem set for students to practice the concept of the inverse property. This would be a great review before a unit on solving basic equations.
AAA Math
Aaa Math: Addition Properties
Learn the definitions and study examples of the four properties of addition. Then try the game to check your understanding of each of the properties. The game will tell you when your answers are correct. If you answer incorrectly, it...
Scholastic
Scholastic: Study Jams! Math: Addition & Subtraction: Properties of Addition
Sing a song, practice step by step and assess your knowledge on the properties of addition with this interactive lesson.
Alabama Learning Exchange
Alex: Cracker Math (Commutative Property)
During this lesson students will listen to the story FISH EYES: A BOOK YOU CAN COUNT ON by Lois Ehlert and use concrete objects to explore the commutative property of addition. During this lesson students will be guided through exercises...
OER Commons
Oer Commons: Reviewing the Properties of Addition
Students review the properties of addition and write an example for each. Then they apply the properties to simplify numerical expressions.
Learning Wave Communications
Learning Wave: Commutative & Associative Properties of Addition
This resource provides information about commutative and associative properties of addition.
Learning Wave Communications
Learning Wave: Commutative and Associative Properties of Addition
A detailed example is used to demonstrate the difference between the commutative and associative properties of addition.
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...
PBS
Pbs: Commutative and Associative Properties of Addition
Generate equivalent expressions using two additive properties. This video focuses on using the associative and commutative properties of addition to combine like terms, simplify expressions, and create equivalent expressions.
Doina Popovici
Math Play: Properties of Addition Soccer Game
Score goals as you answer questions about the properties of addition.
Math Aids
Math Aids: Properties Worksheets
Great resource for learning and practicing the different properties of mathematics. Math worksheets are printable, may be customized, and include answer keys.
Oswego City School District
Regents Exam Prep Center: More Practice With Properties of Real Numbers
How well do you know your number properties? Take this quiz and find out what you know or what you don't know. Immediate feedback. Check your answer right online.
Oswego City School District
Regents Exam Prep Center: Practicing With Properties of Real Numbers
Test your knowledge of the number properties. This challenging practice really puts you to the test. Assessment covers all number theory properties: associative, commutative, distributive, inverse, and identity.
Math Planet
Math Planet: Algebra 1: Properties of Equalities
Provides examples and a video lesson that illustrates the properties of equalities.
Other
Ask Lois Math Terms: Commutative Property
What is the commutative property? Why not ask Lois. She knows all about math "lingo." A site where kids can find math definitions explained in "kid friendly" language.