Produced by Dr. Leif Saul, a biology teacher and Web site/ game developer, Biology in Motion has two new interactive education activities. Organize-It introduces an alternative way to test biological understanding by organizing concepts hierarchically. This exercise intends to "remedy some of the shortcomings of the traditional multiple-choice quiz." Users can choose self-tests from a variety of...

The companion Web site to the NOVA program Life's Greatest Miracle, which PBS will re-broadcast on February 26th, is a great site for anyone interested in human pregnancy and fetal development. With wide-ranging information, this Web site is likely to appeal to many different audiences; users can even choose to view the entire program online. Those users interested mainly in the science of human...