SILLY TREES is an anagram of what 10-letter word? What's the next number in the sequence 483, 759, 264, 837? What two words that sound alike mean AUDIBLY and PERMITTED? This collection includes these puzzles and more? Don't be surprised if the answers aren't easy to figure out. These puzzles are from a rich and varied new collection, and they're meant to challenge even the most experienced puzzle fans. Some of the mind teasers test for knowledge of specific facts, but most can be solved by pure brain power. (Answers: TIRELESSLY, 592, ALOUD and ALLOWED.)