Google

Thursday, April 28, 2016

Brain Teaser for 4/28/2016

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

What's the next in the series?
Solution
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||

The Big Book of Brain Games: 1,000 PlayThinks of Art, Mathematics & Science

No comments: