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Worksheet
Curated OER

Base Ten Blocks—Units and Rods (C)

For Students 1st - 3rd
In this counting units and rods worksheet, students read a brief instructional guide and fill in the blanks in 6 statements pertaining to the units pictured in each of the 6 problems.
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Worksheet
Curated OER

Base Ten Blocks—Units and Rods (E)

For Students 1st - 3rd
In this counting units and rods worksheet, learners read a brief instructional guide and fill in the blanks in 6 statements pertaining to the units pictured in each of the 6 problems.
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Assessment
Illustrative Mathematics

How Many Days Until Summer Vacation?

For Students 2nd Standards
On the 124th day of school, young mathematicians are asked to find out how many days are left in the 180-day school year. The teacher version to the task offers several ways the problem can be solved, and can be used to guide instruction...
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Lesson Plan
National Security Agency

Let's Party With Place Value

For Teachers 2nd - 4th Standards
Put on your math caps and explore place value and ways to represent numbers. Learners read, write, and represent whole numbers. They interact with numbers as they read and explore a teacher-created story, play games, and practice their...
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Lesson Plan
National Security Agency

Expanding Place Value

For Teachers 1st - 3rd Standards
Learners explore place value. This incredibly thorough and valuable mathematics instructional activity, has students make a number wheel to assist in the completion of a Place Value worksheet. Students use manipulatives and a place value...
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Worksheet
Curated OER

Base Ten Blocks: Representing Numbers (B)

For Students 1st - 2nd
In this finding the value of base ten blocks worksheet, students use flats, rods, and units to determine the total values. Students solve 4 problems.
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Worksheet
Curated OER

Problem Solving: Base Ten Blocks

For Students 1st - 2nd
In this math activity, students solve a word problem about base ten blocks. Students illustrate their work with pictures, numbers and words.
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Lesson Plan
Illustrative Mathematics

How Many Colored Pencils?

For Teachers 2nd - 4th Standards
Support young mathematicians' interpretation of place value in order to multiply single-digit numbers by 10. The task builds upon and enhances a learners' understanding of place value, a second grade skill, while introducing them to...
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PPT
Curated OER

Understanding Place Value: Base Ten Models

For Teachers 2nd - 3rd Standards
As an overview of place value involving numbers in the hundreds, this resource would be incredibly beneficial. There are only a few examples, but the graphics make this concept come alive. In a lower grade classroom, this presentation...
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Organizer
K-5 Math Teaching Resources

Base Ten Mat (Tens and Ones)

For Students Pre-K - 2nd Standards
When working with base blocks, you need a base ten mat. Well, here it is! Organize your tens and ones using this mat to represent, count, and examine numbers. 
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Activity
West Contra Costa Unified School District

Division (No Remainders)

For Teachers 4th - 7th Standards
Help young mathematicians build a solid understanding of division with this base ten block activity. With the help of these popular math manipulatives, children model different math problems in order to reinforce the connection between...
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Lesson Plan
Curated OER

Place Value & Picasso

For Teachers 3rd - 5th Standards
Place value to the millions is the focus of this math lesson. Third and fourth graders investigate multiple ways to represent a number. They examine place value while studying factual information about Pablo Picasso. Resources are provided.
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Lesson Plan
National Math + Science Initative

Introduction to Decimals

For Teachers 5th Standards
Three activities make up an introductory lesson designed to create a strong foundation in comparing fractions to decimals and exploring and building decimal models. Pupils brainstorm and complete a Venn diagram to show how decimals and...
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Lesson Plan
Curated OER

Using Groups of Ten to Solve Problems

For Teachers 3rd - 5th
Upper graders solve math problems involving multiplication using specific strategies. They will use base-ten blocks, hundreds charts, and number lines to solve multiplication problems. Then they will practice several of the strategies...
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Worksheet
Curated OER

Base Ten Blocks - Rods and Flats (B)

For Students 2nd - 3rd
In this using base ten blocks worksheet, students trade flats for groups of rods to solve the problems. Students solve 6 problems.
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Worksheet
Curated OER

Building Numbers 11-40

For Students 2nd - 3rd
In this building numbers worksheet, learners fill in the table using the base ten and square unit blocks to build numbers. Students write the numbers into the tens and ones block.
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Worksheet
Curated OER

Three-Digit Number: Hundreds Place

For Students 1st
Looking at the image of two sets of base ten blocks, learners determine which represents the number shown. This process is fully explained just below the problem. Use for review or extra practice.
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Lesson Plan
Illustrative Mathematics

Roll & Build

For Teachers K - 2nd Standards
Develop young mathematicians' understanding of place value with this hands-on math activity. Working in pairs, learners take turns building two-digit numbers by rolling two ten-sided dice. Base ten blocks are then used to model the...
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Lesson Plan
Curated OER

Primary Understanding and Use of Place Value

For Teachers 3rd - 4th
Explore place value and regrouping with your class. They develop awareness of several ancient number systems and how they differ from the base ten system commonly used today. They play "Chip Trading" with partners to practice addition...
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Lesson Plan
Curated OER

Base 10 Rounding

For Teachers 5th - 7th
Students build two, three, and four digit numbers using base ten blocks and round those numbers. In this rounding numbers lesson, students work in pairs and build numbers using base ten blocks.
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Worksheet
Curated OER

Base Ten Blocks-Counting Units

For Students 2nd - 3rd
In this base ten blocks counting worksheet, students count how many units are in given groups of blocks, 8 sets of blocks total.
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Lesson Plan
Curated OER

Comparing and Ordering Decimals - Complete Lesson Plan

For Teachers 4th - 5th
Base ten blocks serve as visual representations of numbers that include decimals to the hundredths place. Children compare and order decimals in their math journal as they build the corresponding numbers with base ten blocks.
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Worksheet
Curated OER

Base Ten Blocks—Representing Numbers (D)

For Students K - 2nd
In this counting base ten blocks worksheet, learners read a brief instructional guide and fill in the blanks in 4 statements pertaining to the units pictured in each of the 4 problems.
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Assessment
CCSS Math Activities

Building Blocks

For Students 5th - 6th Standards
Math is a lot like building blocks—it requires a solid foundation. A short performance task has pupils consider the volume of a cubic block. It then asks mathematicians to find the surface area and volume of a prism made from stacking...

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