Gaining practice in translating a verbal description into a diagram and then an equation is the real point of this similar triangles exercise. Once the diagram is drawn, multiple methods are provided to reach the conclusion. An effective...

Geometry gets an engineering treatment in an exercise involving a belt wrapped around two wheels of different dimensions. Along with the wheels, this belt problem connects concepts of right triangles, tangent lines, arc length, and...

This detailed presentation starts with a review of using key components to graph a line. It then quickly moves into new territory of taking these important parts and teasing them out of a word problem. Special care is...

Frequently found in biology and economic application problems, exponential equations show up as stars in this introductory presentation. Taking no background or knowledge of exponentials for granted, the slides walk learners...

Here's a great resource for your curriculum library. The 240-page packet, organized into units by topics, includes sample lesson plans, links to primary and secondary source documents, worksheets, activities, and sample assessments.

The first lesson of the unit introduces class members to the social, physical, emotional, cognitive, and spiritual constituent elements of health and the need for balance among these elements. Class members used the provided assessment...

The focus of the second session in this SPECS unit is on learning how to identify, and then appropriately express and manage feelings.

OK, or not OK? As part of a study of morals, values, and beliefs, class members engage in a series of activities that help them identify their own moral code.

What are the benefits of using the Euro, the EU's common currency? What are the challenges faced? As their examination of the European Union continues, class members investigate the impact on how the switch to the Euro impacted...

Why did the Populist Party fail to ally itself with African American farmers? To answer this essential question, class members investigate the Populist Era (188-1900) and read an article written by Tom Watson, a Populist leader.

After researching the presidential election process, class members develop questions and interview voters about their choice of candidate and the issues that concern them.

Saturn's rings are made of dust, ice, and solid chunks of material. Individuals use spectrographs in this final installment of 22 lessons to determine the atmospheric elements. They analyze spectrums from Titan's atmosphere and...

Start programming in event-driven style. Scholars learn to place buttons on the user interface and use event handlers. They also learn to recognize errors in code and debug as necessary. This is the second lesson plan in the series of 21.

3D printers, selfie sticks, smart watches. GPS, self-driving cars, YouTube. Imagine life without inventions. Believe it or not, these items were all invented in the last 10 years. Inventions, and the inventors responsible for them,...

As part of a study of immigration and the U.S. economy, class members assume the role of newspaper editors to determine which submitted letters to print on their paper's editorial page to present a balanced view of the debate.

What do cereal, fog, and space shuttles have to do with newspapers? A collection of science investigations encourage critical thinking using connections to the various parts of the newspaper. Activities range from building origami seed...

Art isn't the first thing that comes to mind when thinking about computer science. The first installment of an eight-part Google CS Art unit introduces the series and highlights class procedures. Pupils view videos that show how to use...

Introduce your classes to a new world of mathematics. Pupils learn to call trigonometric ratios by their given names: sine, cosine, and tangent. They find ratios and use known ratios to discover missing sides of similar...

Pastoralists and agrarians, livestock raisers and farmers. Using the conflict in Darfur as a lens, class members investigate the conflicts that arise when these groups are forced to migrate from one area to another.

Developing close personal and romantic relationships requires its own set of skills. This session focuses on helping teens develop behaviors and strategies for dealing with romantic relationships, rather than on sharing personal...

Look before you leap! Learning how to analyze the risk involved before engaging in an activity is the focus of this lesson. Class members examine rules, both within their families and society at large, and consider why these boundaries...

Internal and external factors influence behavior and decision making. The third session in a 10-lesson series focusing on Social, Physical, Emotional, Cognitive and Spiritual (SPECS) health explores the impact of these factors...

To begin the second year of a health and wellness course, class members review the aspects of social, physical, emotional, cognitive, and spiritual health investigated the previous year. After completing the...

The focus of the second in a 10-session course on Social, Physical, Emotional, Cognitive and Spiritual (SPECS) health is on learning to express and manage feelings appropriately. Class members learn different ways of...