Here you can drill regarding significant figures. When you hit "New Number",
a number will appear in the left cell. Enter the number of signifcant figures
in the right cell and press "Check Answer". The results appear in the second
If you miss a problem three times, pressing "Show Answer" will cause the
correct answer to appear.
This page was developed by Prof George Wiger of
California State University,
Dominguez Hills campus.