Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.

What do you use to make what you need? Resources! Students will explore the three kinds of resources producers use to create the products the use and sell.

Students will get a chance to use multiple methods to compare three-digit numbers. They will also get practice using greater than and less than symbols to show their answers.

Students begin this letter-writing journey with a dog whose opinion is persuasively portrayed, and by learning that opinion is not fact. Activities include partner role-play and the chance for students to write a persuasive opinion letter of their own.