Mike takes you step by step through the process of building a Guest Book using UltraDev. If you have worked through the "UltraEasy" tutorials you are ready for this excellent tutorial by web designer and part time rock star Mike Fear!!

Nicotine, like caffeine, is a drug used by millions of people. Learn how nicotine affects the human body and why it is so addictive! (HowStuffWorks)

Performance-enhancing drugs have taken center stage at the 2000 Summer Olympics. Learn about all of the different drugs athletes use and how Olympic officials test for them! (HowStuffWorks)

Discover ways chemicals can affect human health and develop an understading of fundamental principles of toxicology.