For as far back as we can trace our existence, humans have been fascinated with death and resurrection. But is resurrection really possible? And what is the actual difference between a living creature and a dead body anyway? The...

In this biology classroom lab, students investigate the affect of soaking a Gummy Bear in water. They collect measurements of height, width, and mass before and after the soaking of the candy overnight. Students calculate % change for...

A complete, student-led lesson on cell structure, cell division, and cancer growth. Students work their way through illustrations and animated tutorials, and answer review questions along the way. There is a self-checking quiz at the end...

Students learn about how medicines work in the body, and find out some information about dosing and packaging. The challenge is for student teams must produce a number of boxes to be used as packaging for a new medicine. Then they must...

Insert channels in a membrane and observe what happens. See how different types of channels allow particles to move through the membrane.

Lesson on the Columbian Exchange and the unintended consequences that resulted. Lesson includes teacher's notes, primary or secondary sources, background, strategies for analysis and Close reading, follow-up assignment and vocabulary.

In this module, students discover how each cell is organized to complete the function of producing and transporting proteins, and how cells relate to homeostasis of the body.

Learn here about the structure and function of the cell membrane.

Students compare and contrast passive and active transport by playing a game to model this phenomenon. Movement through cell membranes is also modeled, as well as the structure and movement typical of the fluid mosaic model of the cell...

College-level textbook highlighting electromagnetism concepts. Many of the topics are explained in video demonstrations.

In this third unit of a Biology course, students learn about cells and cell structure. They compare prokaryotic and eukaryotic cells and learn about the specialized structures in a cell and what their functions are. They will also learn...

Multi-activity learning module in which students engage in learning about plant and animal cells through the use of microscopes.

Use this site to learn about basic gas properties including motion, viscosity, and compressibility. Includes links to activities for all ages.

In this video, Shashi Tharoor argues that "soft" power-the influence of a nation's culture on the rest of the world-has played a large role in India's rapid rise to power in the twenty-first century. [17:54] Includes a brief quiz and a...

A complete, self-paced lesson on homeostasis in the human body, focusing on kidney function. Students work their way through illustrated and animated tutorials, and answer review questions along the way. There is a self-checking quiz at...

Choose the chapter called "Active and Passive Transport" from the table of contents for explanations, comparisons, and examples of active and passive transport. This includes an illustrative diagram.

This website, from the University of Edinburgh, provides a lengthy glossary of computer graphics terms written by Olin Lathrop, author of "The Way Computer Graphics Work". This site provides simple definitions of basic terms; no graphics...

This resource describes the structure and functions of the cell membrane.

The cell membrane is one of the great multi-taskers of biology. It provides structure for the cell, protects cytosolic contents from the environment, and allows cells to act as specialized units. Learn how the membrane functions to...

Great activity with clear background information. Try out the lab using osmosis to calculate molecular weight.

Discusses the mathematics involved in basic pumping well hydraulics. Includes a section dealing with the steady state solution.

A discussion of the acoustical features of a room and their effects upon the perception of sound. Topics such as absorption, reflection, and reverberation are clearly discussed and cleverly illustrated.

Answer five multiple-choice quiz questions about the different types of cellular transport.

How do trees drink, how do trees breath, what is the structure of a tree? Answer these questions and more.