Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.

Students will get a chance to use multiple methods to compare three-digit numbers. They will also get practice using greater than and less than symbols to show their answers.

Give your students a conceptual understanding of three-digit addition with this lesson focused on base-ten blocks and drawings.

Students will get to explore three-digit numbers through base-ten blocks and written form. Students will get plenty of practice identifying the place values of a number both individually and with the class.

Do your students ever want to just hurry and finish their homework? Your students can use the number line jumping strategy to quickly add two-digit numbers and show their understanding of place value and expanded form in the process.

Will one be left out? Students will practice creative problem solving as they strive to answer this question and determine whether a group is even or odd.

In this lesson, students will learn how to add a one-digit number to a two-digit number. This will help students build upon the skills needed for regrouping larger numbers.

In this lesson, your students will compare numbers to one thousand using place value charts and symbols. Your students will love practicing with numbers!

Cats are the best! Pizza is better! My teacher rules! In Fact or Opinion: Part 1, your students will combine reading and writing to learn about the differences between facts and opinions and how those differences are communicated.

Help your students make sense of the greater than, less than and equal to in this interactive lesson! Your students will have opportunities to compare either two-digit or three-digit numbers.

Get your students excited about money! Have them make connections between their prior knowledge of base-ten numerals and one, ten, and hundred dollar bills.

Dive into understanding place value by using place value disks to represent and compare numbers.

Double-digit trouble? No problem! Your students will practice their decomposing and regrouping skills in this lesson.

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.

Your students will “hop their way” into understanding place value with this fun and active game! In this lesson, they will learn that changing the order of the digits in a number changes its value.

Tap into students' metacognitive skills and get them to think about their thinking! This lesson encourages students to pay attention to the strategies they use while supporting math fluency!

Help your students practice place value with this fun, hands-on base-ten block game. Neighborhood block teams compete to win points as they work together to show expanded numbers.

Five, ten, fifteen... Help your students practice their multiplication skills by teaching them to skip count by fives. In this lesson, they will use dice to practice math!

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

It's time to learn about time. In this hands-on lesson, students manipulate clock hands and jump across timelines in order to calculate the "distance" between different times and events.

This lesson will help students build an understanding of multiples as they learn how to subtract from multiples of 100!

Get ready to do some shopping! In this lesson, students will learn about subtracting 100 from multiples of 100 when making big purchases.

When reading, we all encounter unknown words at times. But how do we figure them out? In this lesson, students learn how to become a “human dictionary” by using a variety of strategies to figure out the meaning of unknown words.

Advance your students from relative measurements to learning about standardized units with this lesson that teaches them about inches and feet by using common classroom objects.

How are plants’ traits affected by environmental factors? In this integrated science and reading lesson, students will use multiple sources to identify and determine how traits are influenced by the environment.

Use a short story that can be told entirely in idioms and students will get the picture! Students match story strip text to idioms in this interactive exercise that includes a matching worksheet assessment.

Encourage your students to take part in some friendly competition with this game that has students practice their addition skills with flashcards.

Smaller dictionaries that are totally relevant to the material being read? In this lesson, students will learn that these miraculously really do exist and go by the name of glossaries!

In this lesson, students get practice with finding the beginning, middle, and end of the story. Have your students help you fix a mixed up story while they learn the parts of a story.

In this scavenger hunt lesson, students will look for rectangular arrays within their school environment. Whether it is a set of cubbies or windows, students will see that arrays are all around us.