Browse Interactives

3D Figures/Isometric Dot Paper

Draw three-dimensional figures on two-dimensional isometric dot paper. Try holding the cubes in different orientations so you can see the possibilities in both the three-dimensional "real world" and the two-dimensional representations on paper.

Discipline: Mathematics
Audience: Teacher

Accuracy vs. Precision

Measure the length of the notepad and desk in millimeters and centimeters and their mass in kilograms and grams. Notice how the precision and accuracy differ for each measuring device.

Discipline: Mathematics
Audience: Student

Affirmative Action

Your new faculty advisory board just voted to change your university's admission policy. As dean of admissions, do you agree with the change that requires admission officials to meet enrollment quotas based on race?

Discipline: Social Studies and History
Audience: Student

Alien Eyes

Explore parallax which causes each of your eyes to produce slightly different images. Then imagine yourself an alien and try to predict which images each of your four eyes see.

Discipline: Science
Audience: Student

American Passages Archive

Access more than 3000 items including visual art, audio files, primary source materials and additional texts supporting and enriching the understanding of American Literature.

Discipline: Literature
Audience: Teacher

American Passages Slideshow

Create multi-media presentations in response to writing assignments and close reading activities, by pairing audio and visual artifacts from a database of 3000 items.

Discipline: Literature
Audience: Student

American Robin

Observe robins and report their sightings online. Share and review the sightings with other students/classrooms to track hemispheric migratory patterns.

Discipline: Science
Audience: Student

Amusement Park Physics

Are you really in danger when you are taking those hairpin turns and death-defying loops on a roller coaster? Discover how amusement park rides use the laws of physics to simulate danger, while keeping the rides safe.

Discipline: Science
Audience: Student

Amusement Park Physics (Non-Flash Version)

Are you really in danger when you are taking those hairpin turns and death-defying loops on a roller coaster? Discover how amusement park rides use the laws of physics to simulate danger, while keeping the rides safe.

Discipline: Science
Audience: Student

Analyzing a Lesson

Examine how elements of teaching for understanding are incorporated in a lesson. Enter your examples of how the element is used in the lesson, and then compare your answers to other teachers’ answers.

Discipline: Social Studies and History
Audience: Teacher

Analyzing a Project Description

Read the project description for students creating a children’s storybook. Analyze the text based on five elements (describe task, achieve authenticity, establish criteria, clarify strategies, communicate rubric).

Discipline: Foreign Language
Audience: Teacher

Analyzing a Writing Mini-Lesson

Observe a veteran teacher and her fourth-graders in a mini-lesson on adding detail to narrative writing. Consider the purpose and effectiveness of each part of the lesson and compare your observations with those of another teacher.

Discipline: Literature
Audience: Teacher

Analyzing Artifacts

Analyze historical artifacts by applying the same methods historians use to evaluate everyday items - from dishes, to clothing, to weapons - and consider what that data can tell you about the past.

Discipline: Social Studies and History
Audience: Teacher

Applied Genetic Modification

Explore practical uses of genetic engineering techniques to generate a plant that produces a hepatitis B protein for potential vaccine use. Examine the use of restriction enzymes for cloning and plasmid mapping.

Discipline: Science
Audience: Student

Apply Guidelines to Classrooms

Read descriptions of two different classrooms. Identify which of the guidelines for creating a positive writing environment are best represented in each example and compare your answers to samples answers provided.

Discipline: Literature
Audience: Teacher

Approaches in Practice: Treating Psychological Disorders

Explore the contemporary approaches used to understand, treat and prevent psychological disorders. Learn about these approaches and then put each into practice with a patient.

Discipline: Social Studies and History
Audience: Teacher

Arbiter

Determine your standards (logic, creativity, structure, etc.) when assessing student writing. Evaluate three essays using an analytic or holistic rubric and see how your standards compare with your peers.

Discipline: Literature
Audience: Teacher

Area and Perimeter

Create several rectangles with areas of 16 square units and calculate the perimeter. Predict how the length and width of the rectangle affects the perimeter.

Discipline: Mathematics
Audience: Student

Area Model for Multiplication

Area models offer a visual representation of mathematical operations. Here you will use area models to multiply and reduce fractions.

Discipline: Mathematics
Audience: Student

The Area Model

Use area models to find either the greatest common factor or the least common multiple of two numbers.

Discipline: Mathematics
Audience: Student