Up to 40% off Kitchen & Home GiftsPuzzle:4 boxes each with 10 pens. 3 boxes have pens that weigh .25g less. Which one Use a digital balance once
Puzzle for the day:
Q. There are 4 boxes of ‘Snickers’ chocolate bars. Each box has 10 chocolates. 3 boxes are filled with all duplicate chocolates – but look [...]
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