In this lesson, students use cubes to build arrays to represent factor pairs of numbers within 100. They use this understanding to identify multiples as well.

In this hands on lesson, students create squares with different fraction pieces while building their knowledge of adding fractions with different denominators.

Which number doesn't belong? This lesson requires students to think critically as they determine which number is not a factor of a particular number. Teach it on its own or as support for the lesson Factors Over the Rainbow.

This lesson helps your students become confident mathematicians when it comes to representing fractions visually in a variety of ways. Use this lesson as a pre-lesson to Fraction Hunt or teach it independently.

Students will use the inverse relationship between multiplication and division to complete an area formula in a real-world situation. Use this lesson on its own or as support for the lesson The Case of the Missing Rectangle Side.

Help your students see the variety of strategies they can use to compare fractions! Students will compare their strategies with that of their classmates. Use this lesson on its own or use it as support for the lesson Fraction Wars.

Input some patterns to T-charts in this lesson. Use this lesson about input and output boxes as a precursor to finding patterns within word problems.

This lesson introduces students to the concepts of mean, median, and mode in a hands-on and visual way.

It's not enough to just memorize the multiplication table! It helps students to know how to explain their strategy to find the product too. Teach this lesson on its own or use it as support for the lesson Slap and Roll Timed Multiplication.

In this lesson, your students will play with cards to practice giving fractions a new decimal name. They will be able to convert fractions to decimals by the end of this lesson.

Get your students comfortable with discussing multiple strategies to solve subtraction problems with this lesson on two- and three-digit subtraction. It may be taught independently or as support for the lesson Subtraction with Regrouping.

Sor Juana Inés de la Cruz was a 17th century writer and philosopher who today is considered one of the first documented feminists and advocates for women’s education. In this lesson, students will read two nonfiction texts about Sor Juana and discuss her life and accomplishments before writing an opinion piece about her.

Freshen up on your understanding of division word problems with long division and one-digit divisors! Use this lesson to help students identify key division terms and solve word problems.

Students will have a ball with this data collection lesson plan where they learn about collecting and plotting data on a chart and line plot.

Teach your students to calculate fractions of 100 using a number line model.

Help kids master fractions with the fun, fast-paced, math comparison game Fraction Wars. After a review, students are split into pairs to practice quickly comparing fractions with different numerators and denominators.

Go to any length to test your students' understanding of perimeter calculations. Students will use their understanding of the perimeter of rectangular shapes to create rectangles that have different side measurements but equal perimeters.

In this lesson, students engage in interesting hands-on activities that help them discover the properties of parallel, perpendicular, and intersecting lines. Your little mathematicians will have a blast as they learn about geometry.

Students will learn to model mixed number subtraction with manipulatives using this hands-on lesson plan.

Help your students subtract with confidence by sharing two different strategies. Use this lesson to build on students’ understanding of subtraction and to evaluate this key skill.