What slow and fast puzzles each train

Slow and fast puzzles look similar and train opposite skills. Knowing which you need explains why a puzzle game that everyone praises can leave you bored.

Quick answer

• Identify the intended pace by the timer.
• Match the puzzle to your goal: planning.
• For slow puzzles.

Why this keeps happening

Slow puzzles reward planning and tolerate long pauses. They train the ability to hold a state in mind, which is a working-memory skill rather than a reaction skill.

Fast puzzles reward pattern recognition under time pressure. They train retrieval speed, which feels like fluency and does not transfer to planning-heavy problems.

What to do, in order

1. Identify the intended pace by the timer, if any, and by the size of the state space.
2. Match the puzzle to your goal: planning, or speed of recognition.
3. For slow puzzles, write the state down; the paper is part of the method.
4. For fast puzzles, repeat the same set rather than moving on immediately.
5. Alternate types across a week rather than within a session.
6. Stop when errors rise, which indicates the wrong type for your current focus.

How to measure it

Errors after a break is the measure. Slow puzzles should show no drop after a pause; if they do, the solution was memorised rather than reasoned.

Mistakes that undo the work

• Playing fast puzzles while trying to improve planning.
• Repeating a solved slow puzzle and calling it practice.
• Ignoring the timer because it feels optional.

Frequently asked

Read next

• Memory Maps: Route Technique for Open-World Games
• Roguelikes on a Short Schedule: Progress With Little Time

Games worth trying

• Mummy Candy
• Pirate Dodge
• RICOPOP