Center for Innovation in Education
Unifix Cubes
Support young mathematicians with building a strong foundational number-sense using this series of printable Unifix® cube strips. Adaptable to the teaching of a variety of different concepts, from basic counting and cardinality, to...
CCSS Math Activities
Smarter Balanced Sample Items: 7th Grade Math – Claim 3
Does the explanation make sense? Sample items highlight claim three, communicating reason, in the Smarter Balanced assessments. Teachers use the 16 items to help show pupils the importance of communication and reasoning within...
Waterloo Mathematics
Number Sense and Numeration: Integers - Objects Model
Here is a comprehensive task for your middle school mathematicians regarding the multiplication and division of integers. Word problems and practical problems abound, while occasional graphics make the page more visually appealing. A...
Curated OER
The Hundreds Place
Observe numbers in four different forms. Scholars become more familiar with place value as they match the numbers on the left with those on the right. The twist is that the numbers are shape-shifting! Some are in expanded form, others...
Ahisma Summer Institute
The Power of One - Math in a Different Angle
In this 2-day lesson focused on exponents, middle schoolers will cross the curriculum by engaging in science, history and language arts activities. Exponential growth will be explored using grains of rice on a chess board. Exponential...
Curated OER
Ten by Ten
Learners participate in hands-on activities using a hundreds chart and counting toes and fingers. They discover the patterns that are created when counting by ten. After a lecture/demo, students practice by using a worksheet embedded in...
Granite School District
4th Grade CCSS Vocabulary Word List
Help fourth graders make sense of the Common Core standards with this list of math vocabulary. Including a series of word cards that support each term with examples and images, this is an excellent resource to supplement into a teaching...
Curated OER
Read and Write Numbers up to 100,000
Use this lengthy, and challenging, presentation in your lesson on numeracy. Pupils practice their skills in reading and writing numbers up to 100,000, interpret a variety of graphs, solve word problems, and get to use a calculator. A...
Curated OER
Number and Number Relations: Lesson 3
Fourth graders explore the concepts of addition and subtraction. They investigate the relationship between addition and subtraction and determine the operation needed to solve a problem.
Curated OER
My Test Book: Number Sense
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding number order. Students may view the correct answers.
Curated OER
Number Bonds to 10, 20, 30 & 50
In this number bonds worksheet, 1st graders complete the sets of five addition problems in each set. Students fill in the missing element of the addition sentence.
Curated OER
Greater Than, Less Than or Equal To: Math Challenge
Take number comparison problems to the next level. The class must add first to determine the numbers in each set and then use the appropriate symbol to show which number is greater than, less than, or equal. There are 10 problems and 1...
Curated OER
Number: Decimals
Students explore the concept of decimals. In this decimals lesson, students examine number patterns as they complete a worksheet that requires them perform multiplication with decimal numbers.
Curated OER
Number Sense
In this ordinal numbers practice learning exercise, students respond to 5 questions that require them to identify the first, second, third, fourth, and fifth fish in 5 lines of fish.
Illustrative Mathematics
Plastic Building Blocks
Let's build a castle! Dennis and Cody have big plans, but do they have enough blocks between the two of them to accomplish their goal? A great context that requires students to add and compare mixed numbers. Encourage the use of pictures...
Partnership for Educating Colorado Students
Mayan Mathematics and Architecture
Take young scholars on a trip through history with this unit on the mathematics and architecture of the Mayan civilization. Starting with a introduction to their base twenty number system and the symbols they used, this eight-lesson unit...
Curated OER
Fractions Mean Division
The title says it all: fractions mean division. Explore number sense and operations as you flip from slide to slide, describing how fractions and division are the same thing. Learners will work through a series of problems where they...
Curated OER
Who wants to win millions: 4th grade addition
Adding large numbers takes practice, so it might as well be fun practice! This Jeopardy-style game asks fourth graders to add up to hundreds, thousands, and millions. A Perfect way to study for up-coming standardized tests.
Arizona Department of Education
Introduction to Integers
Welcome to the backward world of negative numbers. This introductory lesson teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare...
Benjamin Franklin High School
Saxon Math: Algebra 2 (Section 9)
Section 9 of the 12 linked Saxon Math sections introduces the young algebrist to graphing periodic functions, creating graphs from quadratic roots, working with inequalities, and rational equations. Common among all the lessons is the...
Curated OER
Doubling and Halving
A cute square-headed robot is here to help your class understand doubling and halving. Numbers go in his head and come out his ear doubled. Those same number then go in his ear and come out his head halved. This is a great way to show...
Curated OER
Add 1 digit to 2 digits
Walter the frog tells the class to use their number bonds (fact families) to help them add single digit to double-digit numbers. With the guidance of a number line they will count on as Walter hops to the answer.
Curated OER
Guess That Sequence!
Students explore number sense by completing problems in class. In this patterns instructional activity, students examine a group of numbers and identify what the pattern is and how it should correctly continue. Students practice...
Illustrative Mathematics
One, Ten, and One Hundred More and Less
What's 1 more or less than a number? What's 10 more or 10 less than a given number? What's 100 more or 100 less than a number? These are the types of problems learners must answer in a six-question worksheet.