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Arrays Teacher Resources
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Learners use arrays, repeated addition and online quizzes to better understand multiplication. They practice using arrays, memorize multiplication problems, and use PowerPoint software to create a multiplication presentation. Web links, rubric, and sample PowerPoint are included.
Employing colored tiles and one-inch grid paper, third graders construct arrays. They associate the repeated addition with the multiplication process. Suggested journal prompts are an added bonus, a way for learners to apply the multiplication concept to a real-life situation.
Fifth and sixth graders explore prime numbers. They work with a partner to build rectangular arrays using twelve tiles. Factor pairs are noted and recorded on graph paper. Pupils construct rectangular arrays with a prime number and conclude that there is only one possible factor pair.