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Questions tagged [no-computers]

A puzzle designed to be solved without using calculators, online decoders, or computer programming. Using a computer to type and post the answer is allowed; the spirit of this tag is to make people solve the puzzle on their own.

8 questions with no upvoted or accepted answers
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7 votes
0 answers
140 views

Hand tiling - 4x inflated pentominoes with pentominoes and tetrominos

This is a manual tiling puzzle. Difficulty level always hard to estimate, but I would say a few minutes per solution for an accomplished solver, all the way to just about impossible for someone like ...
theonetruepath's user avatar
6 votes
0 answers
261 views

Mate-in-25 tsumeshogi

This is apparently the first shogi-related question on this site! Yay! Anyway, this is a mate-in-25 tsumeshogi. Sente (the player with the pieces pointing up) is to move and by an uninterrupted series ...
Parcly Taxel's user avatar
  • 7,790
5 votes
1 answer
458 views

Oh no, my chocolate banana puzzles are not unique!

There is a hidden message (7, 2) inside the solutions of the nine puzzles. An answer will only be accepted if it correctly identifies said message. Here are the Chocolate Banana puzzle rules. Each ...
Sny's user avatar
  • 3,185
3 votes
0 answers
91 views

Another hand tiling puzzle - 8 convex shapes from 7 polyiamonds

Arrange the 7 polyiamonds in the image into 8 different convex shapes. One after the other, not simultaneously... Rotating and flipping allowed. No gaps or overlaps. Should be a fairly easy puzzle.
theonetruepath's user avatar
3 votes
0 answers
134 views

Hand tiling polyiamond puzzle. Non-trivial

Group these 30 polyiamonds into five sets of six, then use each set of six to make five different convex shapes. There are some repeated polyiamonds, no set of six may contain a duplicate. The convex ...
theonetruepath's user avatar
2 votes
0 answers
123 views

Make three different convex shapes with four polyiamonds, by hand. Five times

To while away the endless holidays. Start with the four polyiamonds in row one. Arrange them without gaps or overlaps (flipping/rotating allowed) in a convex shape. Repeat for two more convex shapes, ...
theonetruepath's user avatar
2 votes
0 answers
197 views

Find the next terms in this sequence. 4,82,1

Find the next few terms X, X, X. in this sequence Give your reasoning 4, 82, 1, 14, 84, 88, 0, 82, 81, 22, 12, X, X, X
Uvc's user avatar
  • 5,909
0 votes
0 answers
158 views

Puzzle "railway game set"

Alisa completes a railway game set which allows us to make various closed railway routes with crossroads. It is need to put the “rails” parts in the kit, as well as four types of “crossroads”: corner (...
Nick's user avatar
  • 1,695