Activity
Illustrative Mathematics

Traffic Jam

For Teachers 6th - 9th Standards
How many cars would be involved in a traffic jam 12 miles long? A slightly ambiguous writing prompt gives learners the opportunity to practice making reasonable assumptions to tackle a real-life problem. Few details are given, so they...
Lesson Plan
Curated OER

Buying on Credit

For Teachers 8th - 12th
Explore using credit in this financial responsibility and math lesson. Learn to identify the acronym of "PRT" as Principle x Rate x Time, then calculate interest based on this formula. Do some real-world problem solving and choose...
Handout
Math Centre UK

Fractions

For Students 3rd - 5th Standards
Reinforce fraction instruction with an informative worksheet equipped to provide independent practice, as well as guidance and modeling. Support is provided to boost proficiency in finding equivalent fractions, and adding,...
Lesson Plan
American Statistical Association

How Fast Are You?

For Teachers 6th - 8th Standards
Quick! Snap up the lesson. Scholars first use an online app to collect data on reaction times by clicking a button when the color of a box changes. They then plot and analyze the data by considering measures of center, measures of...
Activity
Teach Engineering

Build the Biggest Box

For Students 8th - 10th Standards
Boxing takes on a whole new meaning! The second installment of the three-part series has groups create lidless boxes from construction paper that can hold the most rice. After testing out their constructions, they build a new box....
Interactive
Shodor Education Foundation

Graphit

For Students 5th - 12th Standards
No graphing calculator? No worries, there's an app for that! Young mathematicians use an app to graph functions. In addition, they can also plot data points.
Lesson Plan
Improving Measurement and Geometry in Elementary Schools

Rep Tiles

For Teachers 4th - 5th Standards
In addition to the catchy title, this lesson plan provides upper graders an opportunity to more closely scrutinize the attributes of plane figures. In particular, they focus on the similarity of different shapes. Both whole-class and...
Lesson Plan
Discovery Education

Sonar & Echolocation

For Teachers 9th - 12th Standards
A well-designed, comprehensive, and attractive slide show supports direct instruction on how sonar and echolocation work. Contained within the slides are links to interactive websites and instructions for using apps on a mobile device to...
Lesson Plan
Curated OER

Understanding Proportions and Scale Drawings

For Teachers 7th - 8th
Proportions are ratios found using multiplication or division. Middle schoolers solve measurement problems, find a figure's missing dimension, and find the distance between two points. Resource features four lesson plans with detailed...
Worksheet
Curated OER

Addition / Subtraction Connection

For Students 3rd - 6th
In this addition and subtraction worksheet, students write addition and subtraction number sentences that relate to each other and solve word problems. Students complete 6 sets of problems.
Lesson Plan
Curated OER

Multiplication: Building Models, Representations and Explanations

For Teachers 1st
First graders explore multiplication concepts through skip counting, repeated addition and arrays. Using animal characteristics as a context, 1st graders solve problems using mathematical tools such as hundreds charts, number lines, ...
Worksheet
Curated OER

Riddle Addition

For Students 3rd - 5th
In this math riddle learning exercise, learners solve the 6 addition problems on the page to help solve the riddle. Once they have completed the problems, they write the letters that match their answers in the boxes at the bottom of the...
Lesson Plan
Curated OER

Math-Addition

For Teachers 2nd
Second graders practice adding numbers that add up to less than 100. In this addition lesson, 2nd graders use candy to practice adding after participating in a demonstration lesson. They complete a worksheet, and an assessment.
Worksheet
Curated OER

Comparison Model and Stacking Approach

For Students 3rd - 6th
In this addition and subtraction instructional activity, learners complete word problems containing the comparison model and stacking approach. Students complete 20 problems.
Worksheet
Curated OER

Two-Digit Addition

For Students 2nd
In this addition worksheet, 2nd graders solve 18 addition math problems with two-digit numbers. Students utilize the tens and ones models and the process of regrouping.
Lesson Plan
Curated OER

Flipping with Math

For Teachers K - 1st
Students write simple addition number sentences. For this addition lesson, students write simple addition number sentences using tangible objects as their guide. Using a paint or drawing program on the computer, students create a visual...
Worksheet
Curated OER

Word Problems and Bar Models

For Students 3rd - 6th
In this word problems worksheet, students solve word problems using bar models about money, days on a farm, and more. Students complete 6 problems total.
Lesson Plan
Curated OER

Adding Integers with Counters

For Teachers 6th - 8th
Students solve integers using addition. In this algebra lesson, students add integers using counters. They define and label patterns created by integer operations.
Lesson Plan
Curated OER

Adding and Subtracting Fractions and Mixed Numbers

For Teachers 4th - 6th
Elementary schoolers participate with their teacher's instruction to learn to add and subtract fractions and mixed numbers. They use fraction strips to complete addition and subtraction problems. A step-by-step script is provided to help...
Lesson Plan
Curated OER

Fractions: Addition and Subtraction

For Teachers 7th
Seventh graders add and subtract fractions with like and unlike denominators. After discussing the use of fractions in the real world, 7th graders work problems and draw models representing each problem. They observe subtracting...
Lesson Plan
Curated OER

Charging Up, Charging Down: Exponential Models

For Teachers 10th - 12th
Young scholars collect and analyze voltage data. In this math lesson plan, students investigate exponential functions using the TI and a Voltage Probe. They graph their data and analyze it using a table.
Worksheet
Curated OER

Adding Integers 1-Counters

For Students 3rd - 5th
In this integer worksheet, students solve use pictures of red and blue counters to solve problems and write addition sentences. Example problems are completed for students.
Lesson Plan
Curated OER

Distribution Property Of Multiplication Over Addition

For Teachers 4th
Fourth graders complete problems where they demonstrate their knowledge of the distributive property of multiplication. In this distributive property lesson plan, 4th graders are provided with worksheets.
Lesson Plan
Curated OER

Order Numbers On a Number Line

For Teachers 5th - 6th
Fifth and sixth graders study the use of a number line to add integers and they observe a teacher demonstration of how to add integers on a number line. Afterward, they construct a number line and use the number line to solve addition...