Mangahigh
Mangahigh: Number: Prime Factoring
Explore prime factors and what the missing exponent could be.
Other
Better Health Channel: Identical and Fraternal Twins
The Better Health Channel of Victoria, Australia, offers information on twins. Factors that increase the odds of having twins, how different types of twins originate, possible birthing complications, and zygosity testing are covered.
Council for Economic Education
Econ Ed Link: Buying vs. Renting
This site has an introduction to the factors involved in the decision to rent or purchase housing. The site discusses space needs, lifestyle, financing options, tax benefits, and more.
Khan Academy
Khan Academy: Features of Quadratic Functions
practice these multiple-choice problems over features of quadratic functions.
Khan Academy
Khan Academy: Features of Quadratic Functions: Strategy
Practice these multiple-choice problems over features of quadratic functions.
Palomar Community College District
Waynes Word: Multiple Gene (Polygenic) Inheritance
Explains and gives examples of polygenic inheritance.
Texas Instruments
Texas Instruments: Divisibility Rules! Using Scientific Calculators
Concepts and skills covered in this activity include number theory, divisibility rules, multiples, factors, and problem-solving skills.
Illustrative Mathematics
Illustrative Mathematics: 4.oa the Locker Game
The purpose of this instructional task is for students to deepen their understanding of factors and multiples of whole numbers. Aligns with 4.OA.B.4.
Alabama Learning Exchange
Alex: My Favorite Number
The activity allows students to review many of the number theory concepts. Students will pick a composite number write verbal expressions about the number, find the factors, prime factorization, list multiples, draw a cartoon character...
National Council of Teachers of Mathematics
Nctm: Illuminations: Product Game
The Product Game is a fun, interactive game that exercises your skill with factors and multiples.
Better Lesson
Better Lesson: Investigating the Properties!
In this lesson plan, 4th graders will investigate and discuss the familiarity with factors and multiples to gain a deeper understanding. Downloadable printables are included.
E-learning for Kids
E Learning for Kids: Math: Igloo: Multiplication
On this interactive website students practice various math skills using a real life scenario with a hockey team. Those skills include completing multiplication facts up to 100, making a list of multiples of a number, and locating factors...
Math Is Fun
Math Is Fun: Mathopolis: Practice Prime Factorization
A set of six multiple-choice questions practicing prime factorization. A help page is available for further study.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Self Check Quiz on Factoring
The interactive quiz demonstrates knowledge of concepts used in Algebra I. The multiple choice questions assess students on factoring polynomials.
Expansion Learning
Expansion Learning: Math Activity: Multiply by 100, Factors Up to 99
Activity provides students the practice they need to master the skill of multiplying by 100. Immediate feedback is given.
Purple Math
Purplemath: Algebra Resources
Purplemath contains about 40 different lessons on various algebra topics. The lessons are divided into five different sections: preliminary topics, beginning algebra, intermediate algebra, advanced algebra, and word problems. The lessons...
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Arithmetic Operations Including Dividing by a Fraction
A guide to support parents as they work with their students with arithmetic operations including dividing by a fraction.
McGraw Hill
Glencoe Biology: Human Population: Self Check Quiz
Answer five multiple-choice, self-checking questions on human population.
Curated OER
36 = 2 * 2 * 3 * 3
A complete lesson on Greatest Common Factors, including methods of finding, examples, and a practice multiple-choice quiz.
Other
New York State Education Department: Seventh Grade Math, Book One (2006) [Pdf]
Part one of two; The March 2006 7th grade Math test from the State of New York. The test is 30 multiple-choice questions ranging among topics such as number sense (scientific notation, factors), geometry (shape identification, nets),...
Concord Consortium
Concord Consortium: Stem Resources: Solubility
Learners can use this web-based activity to study solutions, as far as the intermolecular attractive forces that allow or do not allow a solvent to dissolve in a solute. Also discussed includes the solubility rule "like dissolves like"...
Other
Brown Math: Solving Polynomial Equations
The many facets of factoring polynomials and solving polynomial equations are explained here in great detail. Taking students from basic definitions through the Descartes Rule of Signs, this is a valuable tool for math classes.
Massachusetts Institute of Technology
Mit: Useful Trigonometric Identities
This list of trigonometric identities includes the factoring formulas near the bottom. A great tool for reference.
Khan Academy
Khan Academy: Prime Factorization
A practice quiz on the prime factorization of numbers. Includes hints.
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