Xmas Present #2 (binary adding machine)

[Hoakie]

This one is for my FIL, a teacher who deals with talented and gifted students

I used this site for the idea/plans I have seen his site posted here before as well. It works very well after some tweaking.

[John Hunter]

Very nice, he will love it.

[jgrobler]

Hey, this is cool. I'll have to make one too, for my kids. Thanks for sharing.

[lrogers]

That is cool!

[jziegler]

Very cool.

[Pappy]

Impressive! hope he knows what to do with it...I would be lost in a fog.

[ejs1097]

That is very very cool! I work with Binary and throw bits around on a daily basis with my job. Thanks for sharing, This is now on my list of things to make. It was neat to see in action on the video.