Interactive
CK-12 Foundation

Add and Subtract Three Mixed Numbers: Walking to School

For Students 6th - 8th Standards
Mixed numbers are the focus of a five-question interactive. Scholars move fraction pieces into strips and equations to find solutions. Questions challenge participants with multiple-choice, a true or false, and one discussion.
Interactive
CK-12 Foundation

Values Written as Powers: Binary Numbers 9 to 16

For Students 6th - 8th Standards
Challenge mathematicians to crack the binary code with an interactive that focuses on numbers nine to 16. A table reveals exponential equations to aid in answering multiple-choice questions. A discussion question gauges comprehension. 
Interactive
CK-12 Foundation

Large Decimal Rounding to Decimal Representations: Weighing a Whale

For Students 4th - 8th Standards
An interactive challenges mathematicians to round large numbers with help from a large scale that measures the weight of a blue whale. The practie's five questions include multiple-choice, fill-in-the-blank, true or false, and an open...
Interactive
CK-12 Foundation

Values Written as Powers: Binary Numbers 17 to 24

For Students 6th - 8th Standards
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...
Interactive
CK-12 Foundation

Expression Evaluation with Different Denominators: Adding Mixed Fractions of Water

For Students 6th - 8th Standards
An interactive challenges mathematicians to add mixed fractions with unlike denominators. Five questions—fill-in-the-blank and multiple-choice—build from one to the next leading the way to an open discussion about denominators and...
Interactive
CK-12 Foundation

Fraction Comparison with Lowest Common Denominators: Oranges and Blood Oranges

For Students 6th Standards
Comparing fractions is the focus of a five-question interactive in which mathematicians use oranges to answer real-world multiple-choice, true or false, and discussion questions. 
Interactive
CK-12 Foundation

Addition of Integers: Number Blocks

For Students 3rd - 8th Standards
A five-question interactive provides a horizontal number line where integers are stacked on top of one another to find solutions of addition problems. Mathematicians move numbers to the numbers line, as numbers build higher, the sum of...
Lesson Planet Article
Curated OER

100th Day of School

For Teachers K - 6th
Here are some ideas for celebrating the 100th Day in the classroom.
Interactive
CK-12 Foundation

Understand and Create Histograms: Histograms

For Students 6th - 10th Standards
Tally ho! Represent the frequency of ages at school. Pupils finish a tally chart to match the frequencies of ages at school. Using the frequencies, the learners create a histogram. With the aid of the histogram and the frequency table,...
Interactive
CK-12 Foundation

Prices Involving Sales Tax: Proper Tipping

For Students 6th - 8th Standards
A five-question interactive challenges mathematicians to find a correct tip and total amount using percents five, 12, and 18. A tool with moveable pieces assists participants in locating answers. Types of questions include...
Lesson Plan
Curated OER

School Renovation - What's Your Idea?

For Teachers 5th - 8th
Students discuss the upcoming renvoations to their school. As a class, they develop their own proposals for what they would like to have available to them. Using a digital camera, they take pictures of the new school and compare them...
Worksheet
Curated OER

Real-Life Problems: Time

For Students 2nd - 4th Standards
Combine word problems, telling time, and the four operations. Six problems prompt third graders to write out and solve word problems involving time and timing. Can they finish all six on their own or with a partner?
Worksheet
Curated OER

Real-Life Problems: Money

For Students 3rd - 5th Standards
Help your fourth graders become responsible consumers with this math learning exercise! They solve six word problems about buying toys using the four operations. An example at the top of the page helps pupils write out the necessary...
Interactive
CK-12 Foundation

Coefficient of Variation: Diverse Populations

For Students 9th - 12th
What is the height of school clubs? Learners use sliders to calculate the coefficient of variation for three different school groups. Using the calculations, class members compare the variation in the heights of the groups.
Interactive
CK-12 Foundation

Single Variable Expressions: Neighborhood Block

For Students 6th - 9th Standards
The number of bicycle wheel turns is as good as any way to describe the distance from school to home. An interactive lets young mathematicians determine the number of city blocks a person bicycles. They use this information along with an...
Worksheet
Curated OER

Learning 8 - Write the Word

For Students Pre-K - K Standards
Two, four, six, eight! Youngsters focus on the number eight, starting with spelling its word form. First, they trace it and then print it once on their own. Next, scholars incorporate counting forward and backward by filling in numbers...
Lesson Plan
Curated OER

Log Hotel

For Teachers K - 2nd
Students identify how the different plants and animals work together to cause the changes in the log. Students discuss the sequence of events in the life of the tree and log. Students plant a seed to take home and care for. Students...
Lesson Plan
Curated OER

Give It Back From a Snack Lesson 2: Invest With the Best

For Teachers K - 2nd
Students survey schoolmate as to what type of snacks they would prefer to purchase. They graph the results and apply them to planning a classroom snack sale while examining what wants, needs, and consumers are.
Worksheet
Curated OER

Missing Dollar

For Students 6th - 8th
In this problem solving worksheet, students find the error in the problem that seems to result in a missing dollar. In this problem, three friends pay $30 for pizza. The clerk returns $5, and the friends appear to have lost a dollar when...
Lesson Plan
Curated OER

Look for Patterns: Quilts in Two Faith Ringgold Stories

For Teachers 3rd - 5th
Author Faith Ringgold uses quilts to illustrate her books Tar Beach and Aunt Harriet's Underground Railroad. In this integrated trio of activities, young scholars read stories, identify and create patterns, and design quilt squares of...
Lesson Plan
Curated OER

Planting Phil's Garden

For Teachers 1st - 5th
Young scholars explore gardening. In this agriculture instructional activity, students plan and plant seeds according to the procedure modeled by a "master gardener." Flowers are distributed at a local retirement home.
Lesson Plan
Curated OER

Building Log Cabins

For Teachers 4th
Fourth graders design and create a log cabin in this lesson. They use ratios to help make dimensions of a house. They draw out how they want their house to look and gather the materials they need to complete the house. The log cabins...
Worksheet
Curated OER

Numbers Through 1000

For Students 1st - 2nd
In this numbers through 1000 practice instructional activity, students sharpen their problem solving skills as they solve 6 story problems that require them to use number models to add and subtract.
Worksheet
Curated OER

Using a Colon for Time

For Students 2nd - 4th
In this colon worksheet, students rewrite sentences with the numbers and a colon to represent the time. Students complete 12 problems total.