PBS
Pbs: Modeling Fraction Multiplication Using Arrays
This video illustrates a word problem involving the multiplication of fractions using an array to model the solution visually. The problem involves puffins, arctic birds that live in colonies and fish to feed their young.
Khan Academy
Khan Academy: Math: 3rd Grade: Understand Multiplication With Arrays (Practice)
Math practice exercise on using arrays to multiply.
Khan Academy
Khan Academy: Math: 3rd Grade: Understand Multiplication Using Groups of Objects
Math practice exercise on using arrays and repeated addition to visualize multiplication.
Khan Academy
Khan Academy: Multiply With Arrays
Practice multiplying 1-digit numbers using arrays. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Math Cats
Math Cats: Explore the Multiplication Table
Create multiplication fact arrays using this tool. Click a number on the side and then the times symbol. Now click a number along the top and the equals symbol. The array appears in yellow. The answer in digits is shown at the bottom of...
Khan Academy
Khan Academy: Math: 3rd Grade: Multiply With Arrays (Practice)
Math practice exercise on using arrays to multiply.
Other
Nearpod: Multiplication: Valentine's Edition
In this lesson, 3rd graders will use arrays, repeated addition, skip counting, and equal groups to solve multiplication word problems. The lesson has a Valentine's Day theme.
Better Lesson
Better Lesson: Skittle Arrays
Skittles - yum!! You will instantly have your student's attention when you teach about arrays using Skittles. This detailed lesson plan walks you through the steps, provides worksheets for varying math levels, and includes a video of the...
Khan Academy
Khan Academy: Meaning of Multiplication
Practice representing multiplication as equal groups, repeated addition, or arrays. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints. Video content is available for...
ClassFlow
Class Flow: Multiplication Madness
[Free Registration/Login Required] This flipchart is an introduction to Multiplication using arrays and repeated addition. Interactive flipchart that can easily be used as a center - page notes contain all student instructions.
Better Lesson
Better Lesson: Arrays Focusing on Rows and Columns
Third graders develop a meaning of multiplication through the use of arrays.
Better Lesson
Better Lesson: Multiplication Facts With Arrays
Third graders are expected to fluently multiply and divide within 100. This allows students to practice their math facts and then check their work using area models.
Khan Academy
Khan Academy: Intro to Multiplication
Explains what multiplication is and how to represent it using equal groups and arrays. Also looks at the strategies of repeated addition and skip counting and how they can be used to solve multiplication problems. Includes practice...
Khan Academy
Khan Academy: Intro to Multiplication
Guided questions with explanations using equal groups, arrays, and repeated addition as an introduction to multiplication.
Khan Academy
Khan Academy: Math: 3rd Grade: Understand Commutative Property of Multiplication
Math practice exercise on understanding the commutative property of multiplication, e.g.,using an array.
Cool Math
Coolmath: Coolmath4kids: Multiplication: Equal Groups
Uses visual models to explain what multiplication is and includes sample problems to try.
Khan Academy
Khan Academy: Intro to Commutative Property of Multiplication
Explains what the commutative property of multiplication is and how to use it. Includes examples and practice problems throughout, along with explanations of solutions.
Illustrative Mathematics
Illustrative Mathematics: Counting Dots in Arrays
This activity addresses CCSS 2.OA.C.4 where students count dots in an array using repeated addition. This skill lays the foundation for an understanding of multiplication.
Alabama Learning Exchange
Alex: What's Your Question? Multiplication Word Problems
Students will explore multiplication and word problems. They will work cooperatively to examine a story scenario, list possible questions to develop a completed word problem and solve it using a variety of strategies. The students will...
Alabama Learning Exchange
Alex: Area Model of Multiplication Base 10 Manipulatives
Students will use base 10 manipulatives to build a rectangular array to represent double digit multiplication. Students will make the connection between the standard algorithm and the rectangular array.This lesson plan was created as a...
Beacon Learning Center
Beacon Learning Center: Groups of Dogs
Students solve multiplication problems using arrays in this interactive web lesson.
University of Cambridge
University of Cambridge: Nrich: Napier's Bones
Use this one page website to learn how to multiply and divide a "new" way. This method was invented over 400 years ago by John Napier. A detailed explanation is only a click away.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Distributive Property Illustrated
This is part of a math forum at Drexel University. A student gets frustrated when asked to solve a problem using the distributive property. Never fear. Dr. Math to the rescue! Illustrations and detailed examples help provide...