Random Analogies

From the link:

"In this activity you are asked to show your understanding of the different parts of the protein synthesis process by identifying them with a comparable step from another similar process. The Construction Analogy has the steps in order of their action in the cell. The IPOD and Candy Factory analogies have their steps mixed up and you will need to think a little harder to figure them out."

"Organic chemistry is like the art of baking. You can approach it from an angle where all you have to do is mix the ingredients in a bowl and get a cake, or you can take a ground-up approach. If you're treating it as a memorisation excercise, you'll have a hard time."

"The transistor is like a relay - a switch which is controlled by another switch. This is the fundamental logic unit."

A nice simple overview of computers