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.
![](http://home.mchsi.com/%7Ehoakie/binaryadder1small.jpg)
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.
![](http://home.mchsi.com/%7Ehoakie/binaryadder1small.jpg)
![](http://home.mchsi.com/%7Ehoakie/binaryadder2small.jpg)
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