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.

Teach your students to read, write, and understand place value in numbers up to the millions place.

Plan ahead for when you'll be out of the classroom! Planning for a substitute in the classroom is no problem at all with this daily sub plan. Your substitute can keep your students learning in your absence by using this packet of lessons, worksheets, and activities.

Students will play the card game War to learn about place value and comparing numbers using the terms "less than", "greater than", and "equal to".

This bear-y fun lesson will help your students understand addition and subtraction and reward their efforts with a sweet treat!

Now that your first graders are able to count consecutively, introduce them to the tens and ones place values. Using tens and ones blocks will make math easy and fun for everyone!

Make addition with regrouping easy with this lesson plan that makes the task a visual learning experience.

Set your classroom up for success with this daily sub plan featuring lessons, worksheets, and activities! This resource is a great way to prepare for a substitute in your classroom. Your substitute can keep your third graders learning in your absence by using this packet of material. This teaching resource highlights fiction comprehension, creative writing, social studies skills, and math challenges.

Build a solid foundation in number sense with this lesson all about the friendly number 10! Students will count with both fingers and base-ten blocks. This lesson can be used alone or with the lesson plan Place Value Concentration.

Put your students to the test with this lesson that helps them learn the tens and ones places with a memory game and worksheet!

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.

This lesson helps students review rounding to the nearest hundred. Your students will practice rounding using manipulatives.

Introduce hundreds place value to your students. Increase their knowledge of place value while they enjoy working with ones, tens and hundreds blocks.

Help your students make a connection between numerical expressions and written phrases in word problems.

Fractions are in everyday life! This lesson reviews how to solve word problems involving fractions using tape diagrams. The problems include addition, subtraction, and multiplication of fractions.

Let's better understand multiplication and division concepts! Use this lesson to help students understand inverse operations between multiplication and division.

Teach your students to round decimals to whole numbers to estimate a quotient. In this lesson, students will have so much fun playing the Estimation Station game, they might forget they are learning!

Get your little mathematicians excited with this fun lesson about comparing decimals. It features helpful review activities and a game that's sure to keep students engaged.

Now that your first graders have mastered numbers to 100, extend the counting sequence to 120 with this scaffolded lesson. Use this EL Support Lesson alone, or alongside the lesson plan 120 Steps.

Allow your adorable academics to ascertain alliteration with this lively lesson. Featuring tongue twisters and worksheets galore, this series of activities is sure to please young learners.

Prepositions are all around us. This teacher-approved lesson plan will help students identify prepositional phrases through a number of engaging reading exercises.

In this lesson, your students will have the chance to see how rain falls from clouds by creating their own miniature rainy day! This hands-on lesson gets students excited about science!

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!

Word problems getting you down? Then spread the word on a lesson that will help students decide when to add or subtract, as they identify clue words that aid in solving word problems.

Use this lesson with your students to allow them to explore the associative property of multiplication by having deep discussions in small groups. Use this as a stand alone lesson or alongside Associative Property of Multiplication.

Area models are building blocks to more complicated multiplication and division. Use this lesson to refresh students on the relationship between multiplication and area to prepare them to use the area models strategy with larger numbers.

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.

Help your students understand place value with this hands-on lesson. Using place value cards and interlocking cubes, they'll represent different numbers in a fun, social manner.

Students will get a chance to see and interact with solving tens multiplication facts in real world scenarios. They will finish this lesson confident in knowing how to solve 10s multiplication facts.

Strong place value recognition is a necessity to order, estimate, round, and check for the accuracy of numbers. In this lesson, students will compare and order numbers using what they know about place value.