Concord Consortium
The Line and the Ellipse
What do a line and an ellipse have in common? Maybe zero, one, or two points! Learners consider the equation of an ellipse and a line to determine if their graphs have any shared points. They then write a system of equations, including...
Curated OER
Air: Fuel For Thought
Students consider the impact of vehicle use in their family and brainstorm viable alternatives to this use. They calculate the total emissions for their family cars during the week, then compare those totals with Hybrid car totals.
Curated OER
Little Boy Blue
First graders read nursery rhymes and celebrate Mother Goose. In this drawing conclusions and predicting lesson, 1st graders create new ending for the nursery rhymes. Students gather data and make a graph showing their favorite rhyme.
Illustrative Mathematics
Right Triangles Inscribed in Circles II
So many times the characteristics of triangles are presented as a vocabulary-type of activity, but in this activity they are key to unraveling a proof. A unique attack on proving that an inscribed angle that subtends a diameter must be a...
Curated OER
Investigating Quadrilaterals
Fourth graders discuss the various attributes of quadrilaterals. In groups, they use the attributes to sort quadrilaterals into different classes and a hierarchy. They review the new vocabulary and attributes with a partner to end the...
Curated OER
Multiplying 2-Digit Numbers
In this multiplying 2-digit numbers worksheet, students solve and complete 4 different problems. First, they multiply by the right-bottom digit and then the left-bottom digit. Finally, they add all numbers together and write the answer.
Curated OER
Rolling Marbles
Students develop and use problem solving strategies to mathematically solve a word problem involving marbles. They solve the first part of the problem together as a class, and in small groups solve and write a solution for the problem...
Mathalicious
New-tritional Info
Burning off a Big Mac® doesn't seem like a big feat until you calculate the minutes of exercise necessary to break even. Young mathematicians look at different menu items in relation to different body weights and exercises to calculate...
Curated OER
Echinacea No Cure all for Kids
High schoolers look at real data and answer the question of whether or not they would recommend Echinacea to cure a cold. In this investigative lesson students describe whether the data supports the hypothesis that echinacea shortens the...
Curated OER
The Weather
Students explore earth science by reading articles in class. In this weather identification lesson, students analyze weather science articles on the Internet and view their own local weather patterns as well. Students define a list of...
Curated OER
Shapes (Geometric)
Second graders explore various geometric shapes. In this math lesson plan, 2nd graders identify geometric shapes using colors and math problems.
Curated OER
Motion Capture and Analysis
Students capture the serve motion of a tennis player with a digital or video camera. Using transparencies or a software package, analyze the speed, acceleration, displacement and time of the racquet head and ball in the tennis stroke.
Curated OER
Definition Of The Derivative
Students engage in a lesson that is concerned with the concept of a derivative. They define the concept of a derivative and then complete an assignment that is included in the lesson. Students then graph the derivative and draw its...