# Tagged Questions

A gameplay element that tests the ingenuity of the player. It can have one or more logically-concluded solutions.

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### Determine position of a rotated element in Tetris

Tetris-Tiles are stored as a 4x4 boolean matrix. Each rotation step has it's own matrix, the representation of the T-Block would look like this: [ 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, ...
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### What makes puzzle games addictive? [closed]

I'm currently developing a puzzle game for Android that is sort of along the lines of Alchemy. I was wondering what makes games like Alchemy or Bejeweled so addicting? How do I keep players ...
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### Identifying quad patterns in a two-dimensional array

In the tech demo I'm trying to make, tetrominoe-style blocks will be placed by the player, at which point the game checks to see if they've made a quad with any existing shapes on the board (a 2D ...
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### How do I animate pieces between puzzle states?

I'm developing a simple C# puzzle game as a learning exercise, using OpenTK. It's similar to Puzzles and Dragons' puzzle part: The aim is to match 3 pieces to remove them. Removed pieces are replaced. ...
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### How can I do optimal pathfinding for a Tetris piece?

Imagine a standard Tetris board (10x20) using the standard set of 7 tetrominos. Given a Tetris game state and a target position, how can I find the optimal sequence of moves that will get the ...
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### How can I ensure a grid can be filled with Tetris-like pieces?

I'm thinking of making a puzzle game where the objective is to fill a grid with shaped puzzle pieces (for example, the classic Tetris shapes). How can I go about generating a set of pieces that can ...
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### “Untangle”-Game AI

I am trying to program an AI for such untangle games like Untangle game. I tried the following possibilities: 1) Just set one node after the other to a random place. If every node was moved once, ...