Texas Instruments
Construction Regular Polygons
Learners investigate the process necessary to construct regular polygons. They explore the degree measures of the angles in a regular polygon. Using this information and technology in the form of Cabri Jr., your pupils will construct...
Texas Instruments
Trisecting a Square
High Schoolers investigate the question of whether or not the area of square can be trisected. In this lesson plan, they use geometry software to answer the questions and determine what conditions are necessary to the three regions to by...
Curated OER
Measuring Angles in a Triangle
High schoolers investigate the sum of the measures of the angles of a triangle. They draw a triangle and measure the interior angles. Using Cabri Jr., learners find the sum of the measures of the interior angles. The lesson provides an...
Curated OER
The Lesson of the Kaibab
High schoolers plot the Kaibab deer population from 1905 to 1939 and analyze the changes over time. In this populations lesson plan, students investigate the causes of changing populations of the Kaibab deer and they find the carrying...
Curated OER
Pollution Solution
Young scholars explore the concept of environmental stewardship. In this science lesson, students investigate the effects of oil spills and brainstorm ideas to help companies avoid them as they create models to demonstrate their...
Curated OER
Properties of Parabolas
Have your learners investigate parabolas. In this Algebra II lesson plan, students explore the basic definition of a parabola by using Cabri Jr. to create a parabola given the focus and directrix. Students interpret the equation...
Curated OER
Which Method Will You Choose? Finding Solutions to Systems of Equations.
Ninth graders investigate systems of linear equations. For this Algebra I lesson, 9th graders determine which method is the best for solving a systems: graphing, substitution, or elimination. Students choose...
Curated OER
Deep Gardens
Students investigate the differences and similarities between shallow-water and deep-sea coral reefs. In this coral reef lesson, students research and compare the characteristics of reefs. Students describe various lifeforms...
Curated OER
The Mayflower Compact
Eighth graders investigate historical documents of the United States by reading the Mayflower Compact. In this U.S. History lesson, 8th graders analyze the wording of the original Mayflower Compact of the first U.S. settlers and...
Curated OER
WikiLeaks: High-tech terrorists? Or Journalists?
Students investigate the credibility of WikiLeaks. In this history lesson plan, students read three WikiLeak articles, then answer questions that relate to each article.
Curated OER
Journeys...The Voices of Change
Students trace the immigration patterns of their ancestors. They plot information on a world map, develop a timeline of target immigration patterns, research and write a report on immigration and participate in a class play.
Texas Instruments
Area of Circles
Students explore circles. In this algebra/geometry instructional activity, students discover the formula for the area of a circle, as they investigate the ratio of the area of a circle to the radius^2.
Curated OER
A Big Purchase
Investigate the process of buying a car. High schoolers will use the internet to find cars that are for sale, that they are interested in, and review each car in detail in order to prepare a 3 page paper on which they give the details of...
Curated OER
Investigating Pot Sherds
Sixth graders measure pot sherds and use their knowledge of Pi to infer possible uses of pottery. They also infer possible functions of ancient ceramics. After tracing rounded pottery pieces onto paper, 6th graders use compasses to...
Scholastic
The Rise of Railroads: Illinois
Railways not only cross the US, but they are also intertwined with the history of America. Using a timeline format, individuals explore the connections between major events in American history—such as the Civil War—and the rise of the...
Scouts
The Deadly Picnic: A Lab on Deductive Reasoning
Whodunnit? Find out who killed Mr. Brooks through a logical examination of evidence. Class members fill out a couple of data tables to help them pin down the suspect. After they've figured out just who the culprit is, pupils compose...
University of Kentucky
The Great Spider Debate
Poor, misunderstood spiders! They are feared, disrespected, and detested by many people, yet they do so many positive things. A great addition to any insect unit, learn about some of the more common spiders, while hopefully dispelling...
Wild BC
The Greenhouse Effect: Warming the Earth Experiment
First in a two-part lesson on the greenhouse effect, this lesson involves a classroom demonstration of the phenomenon, and a lab group experiment with color and absorption. Although there are easier ways to demonstrate the greenhouse...
American Statistical Association
A Sweet Task
Candy is always an effective motivator! A fun math activity uses M&M's and Skittles to explore two-way frequency tables and conditional probability. The candy can serve a dual purpose as manipulatives and experimental data.
Virginia Department of Education
Meiosis
Intrigue the class by completing a lesson on meiosis, filled with challenging and insightful activities to spark the interest of every person in the room. Each member of the class learns about genetic disorders due to faulty meiosis, and...
US National Archives
WWII: Western Europe 1939-45 – Occupation
Warsaw, Poland, suffered much of the blunt of World War II—but according to Polish letters from the early days of Nazi occupation, other parts of the country were much worse off. High schoolers use the letters and contemporaneous...
American Physiological Society
Feeling the Heat
How do the changing seasons affect the homes where we live? This question is at the forefront of engineering and design projects. Challenge your physical science class to step into the role of an architect to build a model home...
Chemistry Collective
Virtual Lab: Acid Dilution Problem
There's no risk of injury when working with virtual HCl! Challenge your young chemists with making calculations to create a 3M solution of HCl from the concentrated acid. They first calculate the correct ratios of HCl and water and then...
Chemistry Collective
Virtual Lab: Textbook Style Limiting Reagents Problem II
Textbook problems with a twist! Young chemists analyze an ionic reaction to identify the limiting reagent. They then make calculations to determine the concentration of unknown solutions. Finally, they put their work to the test and...