Curated OER
Math! What's It All About?
Students explore what it means to solve problems and communicate in real life situations. They recognize math in a variety of real life materials. Also, they determine what procedures they use to solve a problem and what areas of math...
Arizona Department of Education
Area and Perimeter of Regular and Irregular Polygons
Extend young mathematicians' understanding of area with a geometry lesson on trapezoids. Building on their prior knowledge of rectangles and triangles, students learn how to calculate the area of trapezoids and other irregular...
CK-12 Foundation
Addition of Integers: Number Blocks
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...
California Education Partners
Colorful Data
Scale up your lessons with a performance task. Young data analysts work through an assessment task on scaled bar graphs. They answer questions about a given scaled bar graph on favorite colors, analyze a bar graph to see if it matches...
Curated OER
Closest to 1/2
Using a number line, pupils are asked to identify which of four fractions is closest to one half. Includes a single problem that can serve as a practice problem or formative assessment for 3rd or 4th graders learning to partition number...
Curated OER
Defining Division
Upper graders explore division through fair-shares. They will review fair shares and fractions as a segway into division. They start by playing "Share Fairly" game and create mathematical arguments for solving problems. Manipulatives and...
Curated OER
Yummy Gummy Subtraction
Here is a quick 15 minute instructional activity intended to introduce subtraction. Learners count and subtract gummy bears to complete 5 problems. The lessons suggest that the gummy bears can be saved and used the next day, but gummy...
Little White Bear Studios
TanZen - Relaxing Tangram Puzzles
An ancient puzzle game meets a modern implementation. Challenge mathematicians of all ages with this mind-bending geometric puzzle game.
Illustrative Mathematics
Sugar in Six Cans of Soda
Understanding how to multiply a whole number by a fraction is the key concept. Young mathematicians create a visual model of this real-world example and find the solution. Extensions are possible for making this an even richer activity....
Curated OER
Number Operations
Inject fun into your math review! Pupils review basic math operations with decimals as well as addition and subtraction with simple fractions. In this number operations lesson, learners work in groups to create a game for the math skill...
Curated OER
Find 1
Extend your class's ability to represent unit fractions on a number line with this challenging worksheet. Given two number lines, one labeled with zero and 1/4, the other with zero and 5/3, students must accurately locate the number one...
Curated OER
Marta Pricing Options
Third graders determine whether buying a "package deal" is really the best deal. In this consumer math lesson plan, 3rd graders watch a video clip and use math skills to solve a word problem determining which "package deal" is the best...
Curated OER
Double Dare Addition!
Students apply basic number concepts and computation skills while engaging in an enriching group activity. Then they demonstrate their knowledge of addition using a medium that enables everyone to show their solutions for immediate...
Curated OER
Fact Families - 6, 7, and 42
Students investigate the problems that can be solved only using the numbers 6, 7, and 42. They write the correct number sentences and solve for the solution. Students then give a written explanation for how the problem was solved and the...
Curated OER
Math Match Up!
Help learners solve problems using multiplication and repeated addition. Using counters, learners will be paired up to solve problems. They will go through a series of questions and show models with the counters for the solution. Then...
Curated OER
Properties of Circles
Students study the properties of circles. In this circles instructional activity, students read a word problem about circles. Students watch a video about the activity and then practice drawing the circle solution to the problem....
Curated OER
Using Part To Whole
Students engage in a math lesson plan that is concerned with developing problem solving skills. They emphasize the cognitive reasoning of seeing parts as pieces to a whole. Writing is integrated into a cross-curricular study of math.
Curated OER
Weekly Math Challenge
Students solve a new math challenge every week. In this math center activity, students explain the process of solving the weekly challenge. Students are assessed on what is included in their challenge notebook. Students earn rewards for...
Curated OER
Lego Robotics: Measuring Speed
Students build and program a LEGO robotic car as well as measure and graph its speed. They acquire familiarity with principles of construction, motion, design and problem solving. They compare a robot's speed over two different surfaces...
Curated OER
Investigation - Who is Right?
Third graders explore mathematics by solving problems in groups. In this math functions lesson, 3rd graders demonstrate their understanding of addition and subtraction by completing two digit math problems. Students define a list of math...
Curated OER
How much does soap cost?
Third graders practice the division concept. In this dividing instructional activity, 3rd graders watch a video that gives a simple division word problem. Students work collaboratively to find the solution.
Curated OER
Mathematics Review 3
In this math learning exercise, students solve the problems using the four basic operations as part of a review exercise or assessment. The answers are found on page two.
Curated OER
Twenty Questions: The Hundred Chart
Use the 20 Questions game to practice math vocabulary and number properties! Project a hundreds chart and hand one out to learners. Ideally, give them counters (beans would work well) to mark off the chart so you can play multiple times....
Shodor Education Foundation
Sets and the Venn Diagram (Beginner)
Venn diagrams are helpful in understanding the idea of a set and using attributes to sort items. This basic plan is an introduction with an added bonus of an applet that can be used to demonstrate the activity. If a classroom of...