Problem: How to install oracle express
Visit www.oracle.com.
It is in the left column under databases. The latest version of oracle express is 11 g.

Answer: In the future, this will get upgraded to 12c, but the position of the link and the rest of the functionality should be the same. Hover over the downloads menu item and click oracle database 11 g express edition.

Problem: How to stay safe in a science lab
Wear appropriate clothing.
Before going to lab, make sure that you are dressed appropriately. Wear long pants and closed toe shoes.

Answer: Avoid wearing clothing that hangs loosely around your body. Avoid wearing anything that is a fire hazard such as synthetic materials or hairspray.

Problem: A man wearing a hat is outdoors talking. several skaters
Answer: are going up and down ramps.