Just got a flute and don't know what all you need? Here is a great list of advice for new musicians just starting out on the Flute.
Flute Family
Like many other instruments flutes have many different family members. Yamaha has videos and brief descriptions of the more popular flute family members such as piccolo, flute, alto flute, and bass flute.
Flute Fingerings
Yamaha once again to the rescue. This website has an interactive activity to discover the flute fingerings. All the way from the lowest C4 to the highest C7