Master rounding and estimating skills by having students challenge their classmates in the Make a Big Difference game. Roll three dice two times to arrive at two three-digit numbers. The largest difference wins!

What’s unique about abbreviations and acronyms? In this lesson, students will learn the mechanics of using abbreviations and acronyms, including how they are similar and different.

Use this lesson with your students to teach them to describe the differences between stories with contrasting conjunctions. This lesson can stand-alone or be used as a pre-lesson for the Finding Similarities and Differences lesson.

This lesson introduces students to a variety of resources that they can use when doing research. It will also help them differentiate between print and digital sources and how to use each.

This lesson on perimeter will let your students walk around the class to see the border, use a measuring tape to measure the walls in their classroom, and enable them to understand how math is related to real life!

Good readers analyze texts by looking at similarities and differences. Use this lesson to teach your students to compare and contrast the story elements of two fiction texts.

In this lesson, students will hear the story Lovely and work in small groups to create a book or a symbol of appreciation for others' differences. Students will consider how appreciating differences supports community and relationships.

Distinguishing between facts and assumptions is an important life skill. In this lesson, students will articulate the difference between assumptions and facts through class discussion and a poster activity.

Have you ever wondered how people in different parts of the world celebrate your favorite holiday? Use this lesson to research the similarities and differences between Valentine's Day celebrations in different regions of the world.

Informational texts isn't just found in textbooks. In this reading lesson, kids will examine the writing of a middle school student and use it to learn more about main ideas and supporting details.

In this lesson, your class will identify an author’s claim in nonfiction text by identifying evidence and reasons.

Being able to distinguish between fact and opinion is really important for young students. Help your third-graders understand the difference between them with this worksheet-enriched reading lesson.

Got facts? Got opinions? Use this lesson plan to teach your students to evaluate texts for facts and opinions. Students will use a non-fiction text selection to collect quotes as proof.

What's the difference between regular and irregular plural nouns? Your students will enjoy finding out via some fun writing exercises in this comprehensive lesson.

Empower your students with the opportunity to design decimal subtraction problems with a given difference (answer). Use this lesson on its own or as support for the lesson Step By Step Decimal Subtraction.

Idioms are not always a piece of cake! Use this fun activity to teach your students the difference between the literal and figurative meanings of common idioms.

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.

Use this lesson with your students to practice comparing and contrasting the key details in two texts on the same topic. It can be a stand-alone lesson or a pre-lesson for the What's Similar? What's Different? lesson.

Understanding the difference between fact and opinion is a critical skill. Your students will practice differentiating between facts and opinions in nonfiction texts and will apply the skills they learn to write their own statements.

In this lesson, students must become detectives to solve for the missing number in each subtraction problem. They will develop and use their powers of mathematical reasoning using number bonds to find differences.

Students will find angle sums using a baseball diamond diagram.

Your students will practice data collection and graphing while learning more about each other. Your data scientists will craft a survey question, collect data from the class, and then create a bar graph to represent their findings.

Refresh students on the relationship between decimals and fractions when they multiply to find the area! They will find the area of a location in a picture by converting mixed numbers to a decimals and then using the area equation.

This lesson teaches your students to pay attention to small words, such as adjectives, adverbs, and verbs, to make a big difference in reading comprehension! Use as a stand-alone lesson or as a pre-lesson for Close Reading: Introduction.

Teach your students to use bar models and multiplication to find a fraction of a whole number.

Teach your students the difference between facts and opinions, and why an author would choose to use each type of information. This can stand-alone or be used as a pre-lesson for the Exploring Author's Purpose and Point of View lesson.

Make math colorful! Teach your students to find the factors of a number using the factor rainbow strategy.

In this lesson students will complete an activity called "Raise Your Hand If You..." and be able to define the word “assumption.” This lesson supports the practice of compassion for oneself and others.

When fractions have big numerators and denominators, it can be tough to find the simplest form. Fear not! Use this lesson plan to teach your students to find the simplest form using the greatest common factor.

In this lesson, students will construct their own number lines and bar models to find equivalent fractions.