On The 39 Clues website, on Mission 6:The Mad Scientist's Clue, on the final puzzle, you can switch the circuits on the board by clicking each one the way you want it to turn. When you've clicked all of the circuits into place and lit up all of the light bulbs, you should solve the puzzle and find the clue.
I don't know.:.:-) I think you have to swing
Squeeze in between the two that are furthest apart and then swing until you have got the switch.
use the arrow keys and just bump the switch
It means that 29 of the 39 clues are currently available.
They only have 39 clues.
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Online, the second clue in the 39 clues is hydrogen. But in the second book of the 39 clues is tungsten
There is no misssion 12 in the 39 clues.
There's only 39 clues!!
39 clues
no cheating in the 39 clues!
There is no cheat in any games in the 39 clues.