Students will work hard to build shapes with straws in this hands-on lesson about the defining attributes of triangles. Use alone or with Know Your Shapes.

Are you careful, caring, or careless? A suffix is a word part that changes the meaning of a word. Use this lesson with your students to teach them how to determine word meaning based on their understanding of the meaning of common suffixes.

Let your students learn how to find the area of rectangular objects by doing hands-on activities. Your students will love finding the area of various rectangular objects around the classroom!

In this interactive lesson that includes the use of clock manipulatives, students will discover that addition goes beyond straightforward addition problems. Finding the elapsed time is easy with addition!

A line, an arrow, and a simple rule are all that separate students from rounding success. This lesson will give young mathematicians an engaging overview of place values and rounding.

In this lesson, students will have fun, calm themselves down, and settle into the present moment through a fun activity called "animal breaths." This lesson also explores what it means to pay attention and be present.

Who wouldn't want to split a birthday cake with their best friend? In this lesson, students will practice dividing circles and rectangles into halves as they develop an understanding of equal shares.

Geometry meets data in this fun lesson! Students will build a design using pattern blocks and then graph the number of each shape used. This scaffolded EL lesson can be used alone or alongside Graphing Colored Counters.

Teach your students to use tape diagrams to solve equations involving whole numbers and fractions.

Learning from others is a huge part of getting better at something, including writing! In this lesson, students will study works by nonfiction authors to enhance their own nonfiction writing.

Word problems can be overwhelming to students, but if they have a tool to help them, they can handle it! Use this as a stand alone lesson or alongside Stepping Through Addition and Subtraction Word Problems.

Help students color-code their way to multiplying fractions! Students will learn how to multiply fractions using area models. Use this lesson on its own or use it as support to the lesson Area Models and Multiplying Fractions.