Try ThinkADot® right here:
Play in a new window. Leave it open on your desktop.
Play in a smaller window. Leave it open on your desktop.
Here's a PDF of instructions for your ThinkADot® device.
And here's the obligatory Dashboard widget [zipped] (Mac OSX Tiger+) for your deskbottom.
Coming soon : a PDF of mathematical observations and questions.
Here's a zipped PRC for your PalmOS device.
And this is a zip of C code to simulate ThinkADot® (command line interface only).
NEW! Here's how to buy a real ThinkADot® to carry with you everywhere you go.
© 2002 p.s.F/X