How are quadrilaterals connected? In this lesson, your students will learn about the relationship between quadrilaterals by drawing, defining, and labeling different ones.

Use this scaffolded EL lesson to teach students about money and the bills we use to pay for things. Use alongside Base Ten Money: Hundreds, Tens, and Ones or alone as an independent lesson.

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.

What exactly does the number 97 mean? How about 454? In this lesson, students explore how two-digit numbers are made up of tens and ones. Then they use this understanding to subtract numbers within 1000.

Review halves, thirds, and quarters with this activity that gives hands-on students a way to learn about fractions actively.

Help your students get familiar with creating models for unit fractions with this hands-on activity. Students will get into a frenzy creating many unit fraction models to reference as they learn more about fractions!

Illustrating products for fractions with arrays is fun! Use this lesson plan to teach your students to visualize products as arrays when faced with multiplying fraction factors.

Increase your students' knowledge of fractions with this lesson that has them compare fractions with different denominators.

In this lesson, students will learn how to understand that a fraction is a number that describes the relationship between a part and a whole.

This lesson introduces students to measuring and estimating liquid volume, using liters (l) as the standard unit of measurement.

Does chaos ensue when your students subtract like mixed numbers and the larger fraction has a lesser numerator? Using this lesson plan, teach your class how to overcome this tricky obstacle: When having like denominators isn’t enough!

In this lesson, students will gain and use knowledge of expanded fraction form to play a fun card game involving rounding.

Teach about odd and even numbers through this fun card game. After reading a book about even numbers, students get engaged in spotting even and odd numbers by sight.

How do your students measure up when it comes to metrics? This lesson introduces young mathematicians to grams and kilograms and allows them to explore the units' real world applications.

Most comparatives and superlatives are pretty intuitive, but the exceptions can be tricky. This lesson will have your students practicing the most common and misused comparatives and superlatives.

This lesson gives young explorers a chance to find plural nouns around the classroom and use them to build sentences. It nourishes students' creative sides while helping them learn.

Skip, skip, skip counting made fun! With this lesson that uses dot-to-dot worksheets and singing, students will be eager to participate in learning to skip count by fives and tens.

In this lesson, students will explore fractions with the same denominators and work as mathematicians to figure out patterns. Your students will gain a lot of practice in comparing fractions!

Make the number work for you! Use this lesson to teach your students to add mixed numbers with like denominators using the strategy of decomposition.

In this tactile lesson, students will understand how decimals relate to a whole number by using base 10 blocks in a whole new way!

Compare two different ways to use tape diagrams! This lesson discusses fractions and multiplication within tape diagrams. Use this lesson as support for the lesson Illustrating Fractions and Whole Number Products with Tape Models.

Help your students learn how long a minute is with this lesson that shows them how the length of a minute can appear to change depending on the activity, all while putting their time estimation skills to the test.

Do you students know their place? Place values, that is. With activities covering the range of thousandths to ten millions, this comprehensive math lesson is sure to please young mathematicians.

Children often wonder if algorithms are practical. Using this lesson plan, your students will see how the standard algorithm for adding mixed numbers brings life to real world real-world situations.

Use this fun and easy lesson plan to teach your students to predict and calculate dimensions for shapes to scale in sets.

Challenge students' understanding of multiplying fractions by whole numbers to help them form opinions about rules regarding scaling. Use this lesson on its own or as support for the lesson Multiplication as Scaling.

Encourage students to explain their processes when converting from a mixed number to an improper fraction, and back again. Use this lesson on its own or as support to the lesson Single Strategy for Adding and Subtracting Mixed Numbers.

This lesson is designed for fourth graders to practice their skills with the order of operations along with multiplying fractions and adding or subtracting decimals.

Tie into what they already know! Use money to teach fractions in this engaging lesson.

There is great wonder in building things and taking them apart. Use this grammar lesson with your students to teach them how to construct and deconstruct contractions while correctly using an apostrophe.