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.
Other
Nearpod: Multiplication: Valentine's Edition
In this lesson plan, 3rd graders will use arrays, repeated addition, skip counting, and equal groups to solve multiplication word problems. The lesson plan has a Valentine's Day theme.
Khan Academy
Khan Academy: Intro to Multiplication
Guided questions with explanations using equal groups, arrays, and repeated addition as an introduction to multiplication.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Foundations of Multiplication and Division
A guide to support parents as they work with their students in the foundations of multiplication and division.