Lay the foundation for addition facts with introducing students to "the understanding that the number relationships between 0 more than, 1 more than, and 2 more". To help implement this lesson the website contains documents and videos.

As a whole class, the teacher presents students with 3 numbers on cards, such as 5, 8, and 3. The teacher asks the students to find all the ways the numbers can be put together in addition or subtraction sentences. This lesson includes...

This task challenges a student to demonstrate understanding of concepts involved in addition and subtraction.

This task challenges a student to demonstrate fluency in adding and subtracting whole numbers.

The purpose of this task is to help students develop flexible strategies for adding and subtracting within 20. Students will pick 5 number cards from pre-made cards labeled 1-10. Then, another student will pick a "target number" between...

Students will work as a class to solve word problems involving addition, subtraction, multiplication, and simple fractions. To culminate the lesson, students will create their own word problems.

Contains plans for three lessons that explore the fact and fiction surrounding the Declaration of Independence and Independence Day. In addition to objectives and standards, this instructional plan contains links to resources used in the...