CK-12 Foundation
Rational Numbers in Applications: Pizza with Friends
Explore the application of fractions in a real-life situation. Learners manipulate an interactive simulation to model a given scenario. They find fractions of fractions and explain the importance of the part-to-whole comparison.
CK-12 Foundation
Estimation of Whole Number Multiplication and Division: Lettuce Garden
Estimating whole number multiplication and division is the focus of an interactive that uses a garden plot with moveable points to answer six questions.
CK-12 Foundation
Decimals as Mixed Numbers
Five questions—multiple-choice, true or false, and a discussion—make up an interactive that focuses on decimals as mixed numbers. Moveable blocks assist scholars in finding solutions.
CK-12 Foundation
Decimals as Mixed Numbers
A five-question interactive boosts scholars' knowledge of decimals and mixed numbers. Moveable base 10 blocks assist mathematicians in answering a series of multiple-choice and true or false questions. A discussion concludes the practice.
CK-12 Foundation
Whole Number Exponents: Building Blocks
Five questions make up an interactive all about whole-number exponents. Movable building blocks create a visual tool to aide mathematicians in answering multiple-choice and true or false problems. The interactive ends with a discussion...
CK-12 Foundation
Mental Math to Divide by Whole Number Powers of Ten: Bouncing Decimal Point
Five questions challenge mathematicians to divide whole numbers by powers of 10. A tool highlights how a bouncing decimal moves through the divisor. Question types include multiple choice and fill in the blank. A discussion question...
CK-12 Foundation
Values Written as Powers: Binary Numbers 17 to 24
Boost mathematicians' proficiency of binary numbers 17 to 24 with an interactive comprised of six questions—multiple-choice, true or false, and a discussion. A color-coded table reveals binary equivalents to aid in the problem-solving...
Curated OER
Whole Number Rounding
In this whole number rounding worksheet, students practice using a time line to assist them in whole number rounding whole numbers.
Curated OER
Playing the Cards of Place Value
Third graders explore place value to the ten-thousands place. In this amazing, 21-page place value lesson plan, learners represent numbers in standard and expanded form, and use technology to represent numbers to 9,999.
Curated OER
Pattern Puzzles
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
Alabama Learning Exchange
Finding Prime
Fifth and sixth graders explore prime numbers. They work with a partner to build rectangular arrays using twelve tiles. Factor pairs are noted and recorded on graph paper. Pupils construct rectangular arrays with a prime number and...
Curated OER
Area Model of Multiplication Using Base 10 Manipulatives
Explore two-digit multiplication with your class as they work in groups to build models of two-digit multiplication using base 10 manipulatives. They construct rectangles replacing standard numbers with equivalent place values using the...
National Security Agency
Borrowing from Our Neighbors
Young mathematicians explore two-digit subtraction. They will investigate multiple ways to subtract numbers involving regrouping. Resources are provided.
Curated OER
Alice in Fractalland
Take your class on a field trip to Fractalland where they'll learn all about number and shape patterns. Based on Disney's movie Alice in Wonderland, this resource takes young mathematicians on an adventure as they explore patterns in...
Curated OER
Looking Through the Algebraic Lens
Students work with rectangles to find generalizations for adding and subtracting odd and even numbers in part one of the lesson. In part two, students use geoboards to construct polygons, look for patterns, and find a general rule.
Curated OER
Multiplication and Division Pick 'n' Mix 2
Fifth graders practice a wide range of strategies for solving multiplication and division problems with whole numbers and decimal fractions. They interact with operations on decimals, relevant size and place value of decimals to three...
Curated OER
Planetary Place Value
Third graders explore place value to the ten thousands place. This incredibly thorough, 24-page lesson has learners construct, order, and compare numbers to 9,999. This three-day lesson includes reteaching and extension activities...
Curated OER
Number Flash Cards 1 to 10
Let a group of incredibly cute ladybugs help your youngsters learn and practice numbers one through ten. Each card features an image of ladybugs that matches the number on the card. Also included is a template for a wallet designed for...
Curated OER
Stretching the Truth
Sixth graders visualize different percentages as parts of a whole on visual images. They observe alterations of photographs, and models of circles, squares and sets. This incredibly detailed, eight-page plan leads you through everything...
Curated OER
Numbers 1-10
In this numbers learning exercise, students color in 10 number pictures. Students fill in the missing numbers from 1-10. Students also point to the numbers 1-20 as they count.
Curated OER
Pet Show- Ordinal Numbers
For this math worksheet, students learn the ordinal numbers and words from first (1st) to eighth (8th). Students cut out 8 pictures of pets with labeled ordinal standings and place them on the labeled judge's platform at the pet show in...
Math Salamanders Ltd.
Numbers to 10 Sheet 2
In this counting worksheet, students work on number recognition. They complete the worksheet by filling in the missing numbers in each pattern.
Computer Science Unplugged
Codes in a Song—Modems
Let's listen to some codes. To understand how a modem sends binary numbers over a phone line, class member listen to the codes included in the provided mp3 files, translates the tones to binary numbers and then convert the binary numbers...
EngageNY
Complex Number Division 1
Conjugating in the math classroom — and we're not talking verbs! The seventh activity in a series of 32 introduces the class to the building blocks of complex number division. During the instruction, the class learns to find the...
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