What first grader wouldn't want ten dollars? This lesson uses one and ten dollar bills to teach students place value concepts as they develop fluency adding multiples of 10. Use alone or with the lesson plan Ten Time.

Engage your students in a fun, hands-on lesson about addition using a well loved topic—birthday presents!

Do your students need extra practice forming words with the suffixes -er and* -est* depending on the context? With an abundance of words to explore, your students will learn how to determine which suffix is best for each individual context.

Students will become more familiar with common metric measurements by matching everyday objects with the metric mass and volume units they would use to measure them.

Can you break a ten? An everyday exchange of money can help students think about regrouping to subtract. Students will use bundled popsicle sticks to see how values grouped into tens can be regrouped into ones to allow us to subtract.

In this food-focused lesson plan, students will get to learn from real-world examples how to solve a subtraction problem. Perfect for all of your pizza lovers!

Use a fun card game to practice adding numbers in this fun hands-on addition lesson!

In this fun hands-on lesson plan, your students will get to practice identifying numbers to 10 while learning all about subtraction!

Adding fractions with unlike denominators just doesn't work like it does when the denominators are the same. Let's make it work! Students will add fractions with unlike denominators with sums between one and two.

Students sketch base-ten blocks in this lesson that builds both number sense and fluency adding to 20!

Let’s start building numbers! Just as building skyscrapers is a visual representation of mathematics, students will use the visual representation of base-ten blocks to add—or build—onto a two-digit number.

In this lesson, your students will think about situations that require them to calculate area. Use it as a standalone lesson or as support to the What Is the Area of Your Classroom? lesson.

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.

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.

In this lesson, students will practice explaining the process of subtracting numbers up to 1,000 using base-ten blocks and peer feedback. Use this lesson on its own or as support to the lesson Fluently Subtracting within 1,000.

In this lesson, students will create story problems to match mathematical expressions involving multiplying fractions by whole numbers. Use it on its own or as support to the lesson Multiplication Models: Fractions and Whole Numbers.

Bring on the polygons! Your students will build their understanding of polygons and sort shapes into categories based on their attributes in this lesson.

Get students moving with this interactive lesson! They will use real objects to act out skits while practicing their division skills. This lesson can used on its own or as support for the lesson Introduction to Division with Remainders.

Encourage your students to develop their own approach to measuring length with nonstandard units of length. Use this engaging lesson as a stand-alone lesson or alongside Measuring Feet...in Feet!