Browse Interactives

Dagestan Timeline

A timeline using historical maps shows the confluence of Islam and Russian rule in the area known as Dagestan. Follow the development of Islamic political entities in the area of present-day Dagestan.

Discipline: Social Studies and History
Audience: Student

Dealing with Data

Using three sets of data from a second grade class, think of an aspect of the data you would like to focus on and then choose the type of graph (line plot, stem and leaf plot or histogram) that best represents that aspect.

Discipline: Mathematics
Audience: Student

Demographics Lab

Use real demographic data and a simulator to understand the factors that control human population growth, recognize the demographic transition in human history, and gain a sense of how population demographics has a very human impact in all areas of our planet.

Discipline: Science
Audience: Student

Design a Roller Coaster

Try your hand at designing a roller coaster using physics concepts that are used to create real coasters. When you're done, your coaster will need to pass an inspection for both safety and fun.

Discipline: Science
Audience: Student

Designing Cancer Drugs: Development of Gleevec

Follow the steps in the development of a cancer drug — from initial research on the targeted disease to the drug’s use in humans. Learn how drug design targets a disease by exploiting the structure of a protein that causes that disease.

Discipline: Science
Audience: Student

Determining Rotation Symmetry

Explore properties of rotation symmetry. Determine the angle of rotation for different images.

Discipline: Mathematics
Audience: Student

Difference Trains

Build your own difference train with one, two or three difference between blocks. Think about your reasoning as you work.

Discipline: Mathematics
Audience: Student

Discover Euler's Theorem

Euler's Theorem states that there is a relationship among faces (F), vertices (V), and edges (E) for every polyhedron. Discover this formula yourself by completing this activity.

Discipline: Mathematics
Audience: Student

Discovering Neutrino Oscillation

Discover neutrino oscillation and try to match real experiments with this simulator. Do electrons oscillate? What happens to the rate of neutrino detection as you move closer and farther from the source?

Discipline: Science
Audience: Student

Disease Lab

This simulator will let you explore various diseases: Kold, a caricature of the common cold; Impfluenza, which resembles an influenza outbreak; and Red Death, a fast-spreading epidemic with a high mortality rate. What factors influence the spread of these diseases, and what can we do to counter them?

Discipline: Science
Audience: Student

The Distance Formula

Plot points on a graph. Use the Pythagorean theorem to calculate the distance between them.

Discipline: Mathematics
Audience: Student

Divergent Boundaries - Spreading Plates

What happens as boundaries diverge? Watch a continental rift, volcanoes and lakes form as two continental plates move apart.

Discipline: Science
Audience: Student

Division with Manipulatives

Area models offer a visual representation of mathematical operations. Use these models to perform multi-digit division.

Discipline: Mathematics
Audience: Student

DNA

Learn about genetics, genetic engineering, the Human Genome Project and the ethical implications of these new technologies.

Discipline: Science
Audience: Student

DNA Assessment: Test Your Skills

Test your knowledge of DNA, RNA, genes, genomes, transcription and genetic engineering. Take this 40-question test, review your answers, and print out your assessment.

Discipline: Science
Audience: Student

DNA Timeline

Explore the history of DNA on this interactive timeline. Discover key moments in the study of DNA as well as more recent developments in DNA technology, such as genetically engineered food and cloning.

Discipline: Science
Audience: Student

Drawing a Box Plot

Learn how to represent the Five-Number Summary graphically using a box plot.

Discipline: Mathematics
Audience: Student

Dynamic Earth

Delve into the structure of the Earth to learn what causes earthquakes, volcanoes, and more.

Discipline: Science
Audience: Student

Dynamic Earth Assessment: Test Your Skills

Test your knowledge of the earth’s layers and the shifts that create mountains, volcanoes and earthquakes. Take this 30-question test, review your answers, and print out your assessment.

Discipline: Science
Audience: Student

Earth's Plates

Examine clues about the behavior, history and appearance of various volcanoes. Then try to locate the volcanoes on the map.

Discipline: Science
Audience: Student