Curated OER
Estimation and Significant Figures
Students investigate the importance of significant figures through measuring and estimating. In this estimation and significant figures lesson plan, students measure pieces of paper and round their figures to the nearest marking on the...
College Board
Power in Tests of Significance
Test your knowledge of tests of significance. A curriculum model for AP® Statistics describes and defines power in terms of tests of significance. It also provides two classroom activities designed to investigate power and how it relates...
Curated OER
"ART ZOO 'Blacks in the Westward Movement', 'What Can You Do with a Portrait', and 'Of Beetles, Worms, and Leaves of Grass'"
Students study black history, examine portraits and portrait making and create their own portraits, and investigate their natural environment. This humanities lesson provides a text that can be used to teach lessons in black...
Curated OER
Measuring the Earth
High schoolers use principles of geometry to measure the circumference of the Earth. For this applied geometry lesson, students use mathematics to determine scientific information. They make measurements, calculate the central...
Illustrative Mathematics
Chicken and Steak, Variation 2
Many organizations put on barbecues in order to make money. In a real-world math problem, the money allotted to purchase steak and chicken at this barbecue is only one hundred dollars. It is up to your potential chefs to figure out how...
Agile Mind
Transforming Graphs of Quadratic Functions
In the activity on this webpage, learners use interactive graphing technology to investigate transformations of graphs. In the first part of the task, they look at the graph of a quadratic function with coordinates of a few points...
Curated OER
Linear and Quadratic Approximations
Young scholars explore a linear, a parabolic, and a log function. In this Algebra II/Pre-calculus lesson students investigate the graph a line, a parabola, and a log function. Young scholars examine the three graphs as they...
Curated OER
Fractal Fern
Students identify the location of coordinate pairs of an image. In this geometry lesson, students perform transformation and identify the image and pre-image point of location. They apply the concept of fractals to...
Balanced Assessment
Plenty of Pentagons
Why are only four colors needed to color webs from regular pentagons, not five? An assessment task requires young mathematicians to first construct regular pentagons using a compass and straightedge, then has them consider a shape...
Illustrative Mathematics
Dilating a Line
High School geometers verify through experimentation certain properties about dilations. This multi-step problem challenges them to construct examples of dilations to verify specific facts, the final step provides an opportunity to more...
Curated OER
Determining the Density of a Drop of Water-A Graphing Exercise
Students determine the density of 1 drop of water. For this determining density lesson plan, students determine the mass and volume of a drop of water in the lab using appropriate lab techniques and calculate the density of a drop of water.
Curated OER
Sculptural Statistics
Students conduct an experiment to determine the frequency of pulling various parts of an ancient Greek sculpture out of a hat.