[GingisK]

I contacted the web master for the site. They will release it for use in schools. Also, the unmodified NASA documents are in the public domain.

[TXnMA]

Good deal. I have grandkids who might want to use it as a source. Thanks for the link!

[TXnMA]

BTW, did you see how they programmed the constants into their computers' "ROMs"? They strung individual ferrite cores onto copper wires in a specific sequence and orientation...

I expect my granddaughter's iPod has more computing power and memory than all the computers that flew on all the Apollo missions combined!