Sponsorised links
August 2009
June 2009
Sponsorised links
May 2009
February 2009
December 2008
November 2008
Conception Calculator
by ejner
Use this conception calculator to calculate when your baby was conceived.
August 2008
July 2008
June 2008
March 2008
November 2007
Tire size calculator
by rax262
Use the calculator to see what happens to your speedometer reading when you change the size of your tires and wheels. The graphic shows your stock tire selection in an outline overlaid on your new tire selection.
October 2007
ASTRONOMICAL DISTANCES
by knann
You are in a spaceship leaving Earth to explore the Universe! How fast do you want to travel? Enter the rate of travel and see how long it will take to visit different places!
Measuring the Solar System Spreadsheet
by knann
Use this spreadsheet to develop different scale models of the solar system
Your Weight On Other Worlds
by knann
Use this calculator to figure out your weight on the other planets
