This JavaScript is just a simple checkbox calculator. Works great as a shopping cart. Values for the checkboxes are defined in the .js code.

Enter the adjacent and hypotenuse angle values and JavaScript will solve the cosine angle for you. Neat!

This cookies records the visitor's name, how many visits, and the last visit.

Enter two integers, then click the button. You will be given a list of common integer factors of the two numbers!

Can't remember the formulas for the other two parts of a circle (area, diameter, or circumference) when you only know one? To the rescue is Circle Solver. Enter the circle area, diameter, or circumference and it will solve for the other two! Great!

JavaScript can help you figure the circumference of a circle when you enter the radius.

JavaScript can help you figure how many calories you have burned.

JavaScript can help you find acceleration equivalents.

Simply enter a number in the first textbox, select unit, and then select unit to convert to. Your Answer will appear in the second textbox.

This script converts temperature to/from Celcius, Fahrenheit, Kelvin, and Rankin. Enter a number in the first text box, select unit to convert from, select unit to convert to, then press the 'Convert' button. The answer will appear in the last text box.