What's more romantic than a bar graph on Valentine's Day? In this Valentine's Day lesson plan, students will use information from a data set to create their own tally charts and bar graphs and then analyze these graphs to answer questions.

There’s more than one way to add and subtract mixed numbers! Use this witty lesson plan to teach your students to illustrate mixed number sums and difference while giggling with delight.

Roll some dice to introduce the early concepts of associative and commutative properties in addition by composing and decomposing 10. Worksheets and a quiz are included!

Help students add and subtract decimals in this visual, hands-on, and delicious lesson! This lesson also reinforces place value concepts with decimals.

Lay the foundation for multiplication by introducing your second graders to the concepts of skip counting and repeated addition. This lesson can be used alongside Up, Up, and Array, or separately to reinforce these important skills.

Do you feel like your students are on a merry-go-round when it comes to rounding? This lesson will give your student control of the “ride” and give them tools to use when rounding.

Support your students' math fluency by teaching them about the relationship between multiplication and division through fact families. This lesson can stand alone or be used as a pre-lesson for the Do You Know Your Math Facts? lesson.

How do you build spatial reasoning, critical thinking, and problem solving skills while doing something that is fun? With tangrams! In honor of Chinese New Year, this lesson introduces your students to the Chinese puzzle of tangrams.

Make decimal comparisons! Your students will focus on comparing decimals and using necessary language to say their comparisons. Use this lesson by itself or use it as support for the Decimals, Decimals, Decimals lesson.

Pop into place! This lessons builds your students' knowledge of numbers, their place value, and how to write them correctly.

This tasty lesson will teach second graders about fractions using cookies.

In this hands-on lesson, students will learn and use two methods of dividing whole numbers. They will roll dice to create their own unique equations for solving!

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.

Help students visually represent multiplication with mixed numbers and whole numbers. Use this lesson as a standalone lesson, or as support for the lesson Multiplication of Mixed Numbers with Area Models.