Curated OER
Positive and Negative Integers: A Card Game
Learners play an integer card game similar to the game "Twenty-five." For this integer lesson, students use addition and subtraction cards to identify integers as positive or negative.
Curated OER
Angles in Triangles
Eighth graders translate word problems using mathematical ideas. In this geometry lesson plan, 8th graders identify angles of triangles using equations and the triangle sum theorem. They create angles with a protractor and straight edge.
Curated OER
Real Math
Students explore careers that require math knowledge and solve real life math problems. As a class, they compare and contrast classroom math to real life math and explore the links between algebra, geometry and math skills used in...
Curated OER
A Prime Investigation wtih 7, 11, and 13
Ninth graders investigate divisibility rules. In this middle school mathematics/Algebra I activity, 9th graders explore the divisibility rules of 7, 11, and 13. Students examine certain six-digit numbers that are divisible by...
Curated OER
Industrial Revolution in America: Exploring the Effects of the Heat Engine on the Growth of Cities
Learners research the development of the steam engines. In this US history lesson, students analyze the impact of this invention to civilization. They discuss the events leading to the growth and development of different cities.
Curated OER
Can an Astronaut on Mars Distinguish Earth from its Moon?
Students explore the possibility of being on Mars and being able to identify the Earth. For this space lesson students complete a set of calculations to see if this is possible.
Curated OER
Lucky 7s
This helpful lesson explores the probability in tossing a coin and throwing dice. Specifically, it looks at the probability of getting numbers that are significant to the game of craps, assuming that once the math is understood, most...
Curated OER
Mathematical Modeling, Circular Movement and Transmission Ratios
Young scholars perform an experiment with different sizes of followers (from an easy to follow set of teacher directions) and record their observations. They test the rotations of the driver compared to the rotations of a follower and...
Curated OER
Exponential Growth
Students study exponential functions. In this exponential growth lesson plan, students conduct a simulation in which a population grows at random but predictable rate. Students compare and contrast linear and exponential functions....
Curated OER
Fractals and the Chaos Game
Students explore the concept of fractals. In this fractals lesson, students play the "Chaos Game" via an applet. Students place dots on the screen to recognize that they have created Sierpinski's Triangle.
Curated OER
Origami Cube
Learners compare two lengths using the area of a square. In this geometry lesson, students solve problems using ratio and proportion of the two shapes. They solve equations by taking the square root of both sides.
Curated OER
Get a Line on Integers
Middle schoolers explore number sense by completing math function problems in class. In this integers lesson, students define integers and practice plotting them on a number line. Middle schoolers utilize math functions such as addition...
Curated OER
Application of the Pythagorean Theorem
Students find the length of the hypotenuse using the Pythagorean Theorem. In this geometry lesson, students solve for the different parts of a right triangle. They work the first problem with-the teacher then work on their own.
Curated OER
Functions Can Be Fun!
Eighth graders work together in groups to discover linear functions. They are giving a situation and they are to recreate it in their groups. They answer questions to complete the lesson.
Curated OER
Writing a Number Sentence
Third graders analyze word problems. In this number sentence lesson, 3rd graders evaluate word problems. Students create number sentences from word problems.
Curated OER
Consistent Circles
Students create a design of a circle. In this geometry lesson, students identify the measure of the diameter and radius of a circle. They graph and analyze their collected data and write equations based on direct variation.
Curated OER
Plan a Cruise Lesson Plan
Students measure distances and report them in fractions, convert fractions to decimals, and multiply decimals.
Noyce Foundation
Mixing Paints
Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...
Noyce Foundation
Sewing
Sew up your unit on operations with decimals using this assessment task. Young mathematicians use given rules to determine the amount of fabric they need to sew a pair of pants. They must also fill in a partially complete bill for...
National Security Agency
What’s Your Coordinate?
Your middle schoolers will show what they know with their bodies when they become the coordinate plane in this conceptual development unit. Starting with the characteristics of the coordinate plane, learners develop their skills by...
University of Colorado
Can Photosynthesis Occur at Saturn?
In the 19th activity of 22, learners determine if distance from a light source affects photosynthesis. Participants capture oxygen in straws and find that the amount of water the gas displaces is proportional to the rate of photosynthesis.
University of Colorado
Spacecraft Speed
Space shuttles traveled around Earth at a speed of 17,500 miles per hour, way faster than trains, planes, or automobiles travel! In the 13th installment of 22, groups graph different speeds to show how quickly spacecraft move through...
Noyce Foundation
Granny’s Balloon Trip
Take flight with a fun activity focused on graphing data on a coordinate plane. As learners study the data for Granny's hot-air balloon trip, including the time of day and the distance of the balloon from the ground, they practice...
Curated OER
Using Inequalities to Problem Solve
Students explore inequalities. In this Algebra I lesson, students solve and graph linear inequalities involving addition, subtraction, multiplication, or division. Students use inequalities to solve and graph real-world problems.