Thanks for that affirmation. I actually taught them binary counting too over a weekend a few months back...I was amazed how quickly they were able to pick up on

Thanks for that affirmation. I actually taught them binary counting too over a weekend a few months back...I was amazed how quickly they were able to pick up on it (3rd and 5th graders). With limited time/energy, I was hoping to find some great resources to add to what I can provide them individually.