This lesson is from Tools for NC Teachers. Students explore factors, multiples, and the concepts of prime and composite. This is remixable.

This lesson is from Tools for NC Teachers. In this lesson, students develop a deeper understanding of perimeter by solving and discussing perimeter problems involving rectangles with missing sides. This is remixable.

These parent family letters are from Tools for NC Teachers. They provide information about the mathematics content and strategies in Grade 4, Cluster 2. These are remixable.

This task is from Tools for NC Teachers. Students explore the dimensions of a carpet that is needed to cover a floor. This is remixable.

This lesson is from Tools for NC Teachers. In this lesson, students will design a dog pen using grid paper and square tiles to develop concepts about fixed perimeter and varying areas. This is remixable.

This lesson is from Tools for NC Teachers. Students complete a series of activities related to area and perimeter. It can be used at the start of Clusters 2 or 4. This is remixable.

This lesson is from Tools for NC Teachers. In this lesson, students design four flower beds and explore various strategies for finding the areas and perimeters of rectilinear figures. This is remixable.

This lesson is from Tools for NC Teachers. Students explore characteristics of animals while gaining practice with comparing and reasoning multiplicatively through measurement.

The Tools for NC Teachers lesson provides a context for students to explore factors and multiples. This is remixable.

This lesson is from Tools for NC Teachers. In this lesson, students create arrays using square tiles and grid paper in order to determine the factors of numbers 1-25. The lesson will introduce students to the vocabulary of factor, multiple, prime, and composite.

This lesson is from Tools for NC Teachers. In this lesson, students will learn about the three types of multiplicative comparison problems and use tape diagrams/bar models to understand how to solve the problems.

This lesson is from Tools for NC Teachers. In this area and perimeter investigation, students will solve multi-step multiplicative comparison word problems. This lesson combines three of the four standards covered in Cluster 2. This is remixable.

This lesson is Tools for NC Teachers. In this lesson, students will skip count and place colored sticky dots on a number line to 144 in order to explore factors, multiples, and prime and composite numbers. This is remixable.

This lesson is from Tools for NC Teachers. In this lesson, students explore the possible dimensions and areas of rectangles given a fixed perimeter. This is remixable.

This task is from Tools for NC Teachers. Students explore the area and perimeter of rectangles using grid (graph) paper. This is remixable.

This task is from Tools for NC Teachers. Students consider all of the possible ways to arrange chairs into equal groups. This is remixable.

This task is from Tools for NC Teachers. Students explore multiplicative reasoning and multiplication relationships. This is remixable.

This lesson is from Tools for NC Teachers. Given a chart students solve problems about the information. This is remixable.

This lesson is from Tools for NC Teachers. Students explore a task using multiplicative reasoning. This is remixable.

This task comes from Tools for NC Teachers. Students explore a task in which the concepts of factors and multiples are embedded. This is remixable.