HEATKEYS

At Yahoo! Finance, you get free stock quotes, up to date news, portfolio management resources, international market data, message boards, and mortgage rates that help you manage your financial life.

CrunchBase is the free database of technology companies, people, and investors that anyone can edit.

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections to recommended job candidates, industry experts and business partners.

Bloomberg is a premier site for updated business news and financial information. It delivers international breaking news, stock market data and personal finance advice from leading experts.

The NASDAQ Stock Market - Official site of The NASDAQ Stock Market featuring free stock quotes, stock exchange prices, stock market news, and online stock trading tools at NASDAQ.com.

Support for high school science courses, including chemistry, AP Chemistry, biology and physics. ScienceGeek.net is the website of Andy Allan, science instructor at El Diamante High School in Visalia, CA.

Stock Market Quotes, Business News and Financial News from the leading provider MarketWatch.com, wholly-owned subsidiary of Dow Jones & Company, Inc.

Zacks is the leading investment research firm focusing on equities earnings estimates and stock analysis for the individual investor, including stock picks, stock screening, portfolio stock tracker and stock screeners.