By Muriel Mandell
Magicians, ogres, dragons, genies and wizards exhibit the best way to do the preferred common sense puzzle kinds: removal, crossing the river, dimension, chance, extra. 128 pages, b/w illus. all through, five 3/8 x eight 1/4.
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Extra resources for Fantastic Book of Logic Puzzles
When they did not balance, he knew that the basket of pig food was among those on the heavier side of the scale. If they had balanced, he would have known that the pig food was in the four that he did not weigh. In either case, it took only one weighing for him to avoid the basket of pig fodder. 27. Wanted—Pig Food: It took two more weighings. Dividing the heavier group of four baskets, he placed two on each side of the scale. The group of two that was heavier contained the pig fodder. He put aside the two lighter baskets and divided the other two so that one was on each side of the scale.
6. He drove back alone. 7. He transported the farfel. 8. 1. 2. 3. 4. 5. 6. 7. 8. 9. The Gravity on Mars: Two Martians crossed. One Martian paddled back. One Earthling crossed. The other Martian paddled back. Two Martians crossed. One Martian paddled back. The second Earthling crossed. The second Martian paddled back. The two Martians crossed. 9. Rockfall: 1. One Earthling took one Grundi across (leaving two Earthlings and two Grundi on the west side). 2. One Earthling returned (leaving one Grundi east).
Who is left? Only Jones or Rider can be Aken's friend. Statement 6 tells us that Jones was to the right of the rock collector and opposite the pilot who was next to Rider. But Aken's friend was opposite Mark and so Jones could not be Aken's friend. 3. Aken's friend cannot be Aken of course, who, also according to statement 3, is sitting to left of the tall one, 4. Mun, described in 4, was obviously the tall one who, according to 3, sat opposite Wora and to the right of Aken. 5. According to statement 4, it can't be Smith, who had no friends among the group and sat to the right of Mun.