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Worksheet
Curated OER

Magic Math

For Students 2nd - 3rd
In this addition and subtraction activity, students solve the one digit addition and subtraction problems and create its counterpart number sentence. Students complete 10 problems.
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Lesson Plan
Curated OER

Telling Time to 5 Minutes

For Teachers 2nd
In this second grade lesson your class will practice telling time. The goal is to tell time to five minutes using an analog clock. Your young students count by 5 minute intervals and discuss elapsed time. 
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Lesson Plan
Curated OER

Finding Addition Patterns

For Teachers Pre-K - 2nd
Students practice finding the sums of two-one digit numbers. In this addition lesson plan, students also record facts onto an addition chart.
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Worksheet
Curated OER

Counting Back by Tens

For Students 2nd
In this counting backwards worksheet, 2nd graders study and review a chart to assist them in solving 4 subtraction math problems.
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Lesson Plan
Curated OER

Block It: Using a Manipulative to Solve Math Problems

For Teachers 1st - 3rd
Students practice using visuals to solve math problems. In this math manipulative lesson, students utilize pattern blocks to participate in a class game in which geometric shapes touch other player's pieces. Students gain points based on...
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Lesson Plan
Curated OER

Addition and Subtraction Facts to 20

For Teachers 2nd - 3rd
Fact families, and the relationship between addition and subtraction are the foucs of this lesson. Learners explore strategies to help with their addition and subtraction facts. They use doubles, related facts, and fact families to help...
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Lesson Plan
Curated OER

2 digit subtraction

For Teachers 2nd
Second graders subtract numbers 0 through 10 from 2 digit numbers using different subtraction methods. For this subtraction lesson plan, 2nd graders practice crossing out numbers in a number line, using a 10, and using their fingers to...
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Interactive
Curated OER

My Test Book: Rounding Numbers and Addition Skills

For Students 2nd - 4th
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to round numbers to the nearest 10. Students may submit their answers to be scored.
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Lesson Plan
Pennsylvania Department of Education

Thinking About Numbers from 1 to 20

For Teachers 1st - 2nd
Help your kindergarteners discover new number-sense concepts and to compose and decompose numbers. Though the resource contains no procedural details, the assessment tool (which you can find in the "printer friendly version") has lots of...
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Interactive
Curated OER

My Test Book: Addition and Subtraction

For Students 2nd - 3rd
In this online interactive math skills worksheet, learners solve 10 multiple choice math problems that require them to add and subtract using 2-digit numbers. Students may submit their answers to be scored.
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Interactive
Curated OER

My Test Book: Addition and Subtraction 2

For Students 2nd - 3rd
In this online interactive math skills instructional activity, students solve 10 multiple choice math problems regarding 2-digit addition and subtraction. Students may view the correct answers.
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Lesson Plan
Curated OER

Dinosaur Math

For Teachers 2nd - 4th
Students read How to Train with a T.Rex and Win 8 Gold Medals and solve math problems.  In this dinosaur math lesson, students write a math story to go with the dinosaur story.  Students discuss the needed strategies. Students complete a...
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Lesson Plan
Curated OER

Mathematical Roadmaps

For Teachers 2nd
Second graders observe how a sample math problem is solved on the overhead. They work in small groups to develop a strategy for solving another problem using counters as well as a large sheet of paper to write down their explanation of...
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Lesson Plan
Curated OER

Study Buddies: Counting Back Tens and Ones

For Teachers 1st - 2nd
In this math worksheet, students will work with a coach to solve a problem in which they must subtract by counting back by tens and ones. Students will follow a step-by-step process and notes are provided for the coach.
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Lesson Plan
Curated OER

Fifty Toes

For Teachers 2nd - 4th
Students guess the subject of the given problem by reasoning. Then they discuss the ways that the problem could be solved by keeping track of their counting in 10s and showing their work.
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Lesson Plan
Curated OER

One Hundred Hungry Ants

For Teachers 2nd - 3rd Standards
Primaries read the book One Hundred Hungry Ants and solve word problems based on the book. In this word problems lesson plan, students will be able to find the factors of a number by organizing counters into equal rows.
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Lesson Plan
Curated OER

Addition - Counting On

For Teachers 2nd
Second graders solve addition problems without using a calculator. In this addition lesson, 2nd graders solve addition problems by "counting on." Students are taught this specific strategy and given the opportunity to practice.
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Lesson Plan
Curated OER

Compatible numbers to 20

For Teachers 2nd - 7th
Young scholars practice theories dealing with equals sign used as a balance, inequality symbols and practice utilizing a box or some other geometric shape to represent an unknown number. They assess numeracy problems embedded in...
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Lesson Plan
Curated OER

Inch By Inch

For Teachers 2nd - 3rd
Students explore the concept of measuring length using a one-inch pipe cleaner "inchworm." They listen to the story "Inch By Inch by Leo Lionni and discuss how the animals were measured by the inchworm in the book. In pairs students...
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Worksheet
Curated OER

Multiplication: Mixed Facts

For Students 2nd - 3rd Standards
In this finding the products instructional activity, students multiply one-digit numbers by one-digit numbers using mental math. Students solve 36 problems.
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Worksheet
Curated OER

Multiplication: Mixed Facts 2

For Students 2nd - 3rd Standards
In this finding the products worksheet, students multiply one-digit by one-digit numbers using mental math. Students solve 35 problems.
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Lesson Plan
Curated OER

Everyday Mathematics: Counting Up

For Teachers 2nd - 3rd
For this counting up worksheet, students learn strategies to help them solve problems involving change. Students study a number grid and number line to help them count up to make change.
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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

Find a Pattern

For Students 2nd
In this patterns worksheet, 2nd graders find the pattern in 1 word problem and then solve it. Students answer 1 short answer math problem directly related to the first word problem.