Photoshop and Illustrator for vector.
2D Design V2 Macromedia Fireworks
MYSQL and Oracle.
There are many places where one can download good drawing programs. Some good drawing programs that can be downloaded are Smart Draw and Sketch Master.
Microsoft word, text edit
There are many cheap but respected drawing programs that are available for a persons use. These include programs called Gimp, Paint, and a program called Sketchbook.
They should be required to use drawing programs because they are more efficient and kids understand them better.
There are a few programs to make a computer drawing. Some would not agree though on which is the best. So a suggestion would be to try the two following and pick which one feels is the best for them. One is GIMP (free and excellent). The other one is Photoshop (costs some).
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The Drawing Coach website has a free software drawing program you can download to help you learn the basics of drawing. The All About Drawing website also offers more free drawing software downloads.
isometric drawing
If your talking about Computer Drafting then i would suggest C.A.D.D. programs or the Inventor Programs
There are a number of commercial and bespoke software programs for CAD.