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Worksheet
Curated OER

Skip Counting By Hundreds

For Students 2nd - 3rd Standards
There are 6 different number sequences for learners to complete. Each contains missing number. They skip count by hundreds to determine which number will best fill in the blank. 
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Lesson Plan
Curated OER

Investigation - What Does 1,000 Look Like?

For Teachers 2nd
Second graders determine what 1,000 items look like. For this math investigation lesson, 2nd graders collect 1,000 items and determine the best way to count them by tens and hundreds. They can use stickers on notecards to count to 1,000....
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Lesson Plan
Curated OER

Calculator Count to 1000

For Teachers 3rd - 5th
Young scholars develop an understanding that large numbers are made up of smaller ones. They develop multiples by skip counting with a calculator to 1000. They share their lists and patterns.
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Worksheet
Curated OER

Count by 5s,10s, and 100s Step-by-Step Lesson

For Students 2nd
Show young mathematicians how to skip count. The three problems at the top of the worksheet are followed by written and numerical explanations of how to use adding-on strategies to solve the problems.
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Lesson Plan
Alabama Learning Exchange

Place Value Party

For Teachers 2nd - 4th Standards
Help your young mathematicians master three-digit place value with a hands-on activity that builds on their social orientation. They create a place value house from construction paper and sort "number friends" according to which house...
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Organizer
Curriculum Corner

Second Grade Summer Math Practice Book

For Students 1st - 3rd Standards
Stop the summer lag with a set of second grade Common Core based math practice sheets. Learners fill in hundreds charts with missing numbers up to 1,000. They practice writing numbers in standard, expanded, and word form. Children also...
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Worksheet
Curated OER

Skip Counting By Fives

For Students 2nd - 3rd Standards
In this number sequence worksheet, learners complete 6 different number sequences with a missing number. Next, students skip count by fives in order to complete 5 more number sequences.
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Worksheet
Curated OER

Skip Counting By Twos

For Students 1st - 3rd Standards
In this number sequence worksheet, students complete 6 different number sequences with a missing number. Next, students skip count by 2's in order to complete 5 more number sequences.
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Lesson Plan
Curated OER

Odd and Even

For Teachers 2nd
Explore the concept of odd and even with your class using this resource. Learners take an online test demonstrating their knowledge of odd and even, sing a song about the concept, and engage in computer-based activities.
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Lesson Plan
Curated OER

Book Title: Great Estimations

For Teachers 1st - 4th
Explore estimation with your math class. They will estimate how many Cheerios are in a box. Then count and group 50 Cheerios on a twist tie and attach groups to represent hundreds. They then discuss and practice skip counting and revise...
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Lesson Plan
Curated OER

Mathematics Within: Algebraic Processes and Its Connections to Geometry

For Teachers 4th - 5th
Students analyze multiple strategies of multiplication: clustering, area model, breaking apart/decomposing, etc. They create their own strategies to approaching multiplication problems and share them with their classmates. Discussion...
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Lesson Plan
Curated OER

Finding Sums to 6

For Teachers Pre-K - 2nd
Students explore the additive identity property where they add multiple numbers to get to the number 6. In this number 6 lesson plan, students also work on their addition charts.
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Lesson Plan
Pennsylvania Department of Education

Using the Number Line to Compare

For Teachers Pre-K - 2nd
Students determine differences using a number line. In this math lesson, students use the number line to solve subtraction problems. Students solve puzzles using subtraction.
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Lesson Plan
Curated OER

Further Investigating Greater Than, Less Than, and Equal to

For Teachers Pre-K - 2nd
Students investigate number relationships such as greater than, less than, and equal to. In this number relationship lesson, students use number mats and a fish with a large, open mouth to practice showing number relationships.
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Lesson Plan
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Curated OER

Food Pyramid Power: Looking Back and Moving Forward

For Teachers Pre-K - 2nd
Students show their knowledge of properties of objects as it pertains to sorting and creating patterns. In this food pyramid power instructional activity, students show their ability to use whole numbers in different representations by...
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Worksheet
Curated OER

Missing Numbers

For Students 2nd - 3rd Standards
In this number sequence worksheet, students examine 6 number sequences and fill in 1 missing number in each sequence. Next, students use the strategy of counting by ten to complete 5 different number sequences.
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Lesson Plan
Curated OER

Shirts Full of Buttons

For Teachers Pre-K - 2nd
Students match sets of buttons to complete subtraction problems. In this subtraction lesson plan, students answer the questions "how many more/less" and make bar graphs by counting up the buttons they are wearing.
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Lesson Plan
Curated OER

Balancing

For Teachers Pre-K - 1st
Students use a balance to complete subtraction problems and weigh out the items they take away. In this subtraction lesson plan, students use a pan balance and record their equations.
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Lesson Plan
Curated OER

3 dimensional shapes

For Teachers 2nd - 3rd
Students play a bingo game to classify 3 dimensional shapes. In this 3 dimensional shapes lesson plan, students identify, describe, and classify shapes by playing a bingo game.
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Lesson Plan
Curated OER

Who's In The Fact Family?

For Teachers Pre-K - 2nd
Learners study related addition and subtraction facts. In this math lesson, students use related addition and subtraction to solve problems. Learners use manipulatives to explore fact families.
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Lesson Plan
Curated OER

Balancing Discoveries

For Teachers Pre-K - 2nd
Learners use a balance to help them with their addition facts. In this addition lesson plan, students also play the seven up game to memorize their facts.
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Lesson Plan
Curated OER

The Hundreds Board

For Teachers 4th - 5th
Students explore the concept of multiples and use a hundreds board to add numbers and then graph them. Afterward, they use the sieve of Eratosthenes to identify prime numbers and discover how numbers change when you add or subtract by ten.
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Lesson Plan
Curated OER

Arrays Hooray

For Teachers 2nd
Second graders write and solve story problems which involve whole numbers, using addition, subtraction, multiplication, or division. They solve multiplication problems by using strategies other than counting all. They interpret and solve...
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Lesson Plan
Pennsylvania Department of Education

Some Special Sums

For Teachers Pre-K - 2nd
Students study addition. In this math lesson, students solve doubles and doubles plus one addition facts. Students roll dice and use the numbers to create addition problems.