Unit Plan
Curated OER

All About Money

For Teachers K - 3rd Standards
Few topics engage young mathematicians as much as learning about money. Through a series of shared readings and hands-on activities, children explore the US currency system, learning how to count money and calculate change as they create...
Unit Plan
NASA

Food For Thought

For Teachers 5th - 8th Standards
Science can be quite tasty. A delectable unit from NASA shows learners why it's important to consider food, nutrition, and health in space. Four lessons explore the idea in great depth, including testing cookie recipes. Along the way,...
Unit Plan
Common Core, Inc.

Multi-Digit Whole Number Subtraction

For Teachers 3rd - 4th Standards
A thorough exploration into subtracting multi-digit numbers, this series of lessons is an excellent way to guide learners of any skill level. With a step-by-step lesson plan and straightforward assessment tools, kids are sure to...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Decomposing Decimals Into Place Values to Thousandths

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to determine which digit is in the thousandths place value by breaking down every digit in the number according to the place value. The video...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Decomposing Decimals Into Place Values to Tenths

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video discusses how to identify place value of digits in the ones and tenths place. The video is followed by practice problems to assess student understanding of...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Recognizing Place Value of Digits in Numbers

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows up to the hundreds place and describes how to recognize the place value of a digit in a number. The video is followed by a series of practice...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Converting Words to Numbers Using Place Value

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows how to use a place value model and change a number written in words to the correct numerical value. The video is followed by practice problems to...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Recognizing Place Value of Digits in Numbers Ii

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows up to the thousands place and describes how to recognize the place value of a digit in a number. The video is followed by a series of practice...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Counting Cubes and Creating a Place Value Model

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video shows how to count cubes and make a place value model with a number in the thousands. The video is followed by practice problems to assess student...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Number Puzzles Involving Place Value Numbers to 10000

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video is a number puzzle using place value to determine the number described in the puzzle. The video is followed by a series of practice questions to assess...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying Values of Digits

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video reviews place value and shows how to determine the value of each digit in a number. The video is followed by a series of practice questions to assess...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Turning Numbers Into Words Using Place Value Models

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must use place value to convert numbers into their word forms. The process is explained in the accompanying video. [1:31] A set of...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Turning Words Into Numbers Using Place Value Models

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must convert the word forms of numbers into numeric form using place value. The process is explained in the accompanying video....
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Mixed Review Place Value Problems Numbers to 10000

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to find the difference of two numbers with digits in the thousands place. The video is followed by a series of practice questions to assess...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Calculating Sums (Numbers Up to 100,000)

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are presented with a set of numbers up to 100,000, most of which end with one or more zeroes, and must apply their understanding of...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Completing Expanded Forms Using Numbers and Words

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows how to complete a number in expanded form using place value. The video is followed by practice problems to assess student understanding of the concept.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Comparing Digit Values in Numbers

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to determine which number has a 9 in the tens place, discussing place value of digits. The video is followed by practice problems to assess...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Representing Numbers in Expanded Form Ii

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows up to the thousands place and describes how to recognize the place value of a digit in a number. The video is followed by a series of practice...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Completing the Expanded Forms of Numbers

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes how to break down a number into expanded form using place value. The video is followed by practice problems to assess student understanding of...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Comparing Digit Values in Numbers Numbers to 10000

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to determine which number has a 5 in the tens place. The video is followed by practice problems to assess student understanding of the concept.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Representing Numbers in Expanded Form I

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The interactive PLIX tool allows students to drag and drop base blocks (1, 10, 100) to find the total area of an irregular figure. The video shows an example of a...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying Digit Values in Numbers Numbers to 10000

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes the value of a digit in the thousands place. The video is followed by a series of practice questions to assess student comprehension of the concept.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Conversions Between Thousands, Hundreds, Tens, and Ones

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to convert between thousands and hundreds. The video is followed by practice problems to assess student understanding of the concept.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Create Largest and Smallest Numbers Given Variables and Digits

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to determine which digits to use to find the largest and smallest numbers in a given 3 digit number, replacing the variables with digits. The...