Better Lesson
Better Lesson: Fun With Four: Decomposing to Known Factors of 1, 2, and 5
Third graders act as problem solvers to take an unknown fact and solve it by breaking it down into pieces that are known.
NumberNut
Number Nut: Multiplication: Multiplying More Than Two Factors
Explains how to multiply when there are three or more factors. Includes related activities.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide Multip, Div With Units of 0, 1, 6 9, and Multiples of 10
A guide to support parents as they work with their students in multiplication and division with units of 0, 1, 6-9, and multiples of 10.
Better Lesson
Better Lesson: Equal Groups: How Many Stars in the Sky?
Third graders develop their understanding of multiplication by grouping objects into equal groups to model the factors and products.
Visual Fractions
Visual Fractions: Rename in Higher Terms With Lines
Rename fractions in higher terms with this interactive module. Number lines are used for fractional representations. Detailed instructions, practice opportunity, and immediate feedback provided for this concept....
Khan Academy
Khan Academy: Find Missing Divisors and Dividends (1 Digit Division)
Find missing divisors and dividends in 1-digit division problems. Quotients are less than or equal to 10. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video tutorial, or receive hints....
Better Lesson
Better Lesson: Tubing Tens Cool Off With an Imaginary River Adventure
If you know how to count by tens, you can solve multiplication problems in which ten is a factor.
University of Cambridge
University of Cambridge: Maths and Sports: Medal Muddle
Can you work out which order these thirteen nations finished in after competing? This activity presents an exercise in strategic thinking, accessible to lower secondary students (but hinting at the more advanced mathematics of sorting...
University of Cambridge
University of Cambridge: Maths and Sports: Olympic Logic
Four sporty brainteasers in the context of fencing, hockey, football and international medal tables. This activity challenges students to be resourceful, to think logically and to work systematically, and is designed to be accessible to...
Homeschool Math
Homeschool Math: Prime Factorization
This site contains a free lesson on Prime Factorization in which students learn by doing practice problems.
TeachEngineering
Teach Engineering: On Track Unit Conversion
Students use three tracks marked on the floor, one in yards, one in feet and one in inches. As they start and stop a robot specific distances on a "runway," they can easily determine the equivalent measurements in other units by looking...