stupidbrains

A playground for your head

Give your brain a little workout.

Playground of quick, science-backed brain tests. Pick one, play it in your browser, see how you did. No pressure.

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— The tests —

Speed

Trail Making — Variant A

Connect the numbers 1–25 in order as fast as you can. Measures visual attention and processing speed.

▶ Play · ~1–2 min
Flexibility

Trail Making — Variant B

Connect alternating numbers and letters (1→A→2→B…). Adds a set-shifting load on top of Variant A.

▶ Play · ~2–3 min
Memory

Dual N-Back

Recall the position and letter from N steps back — a demanding working-memory workout.

▶ Play · ~2 min
Memory

Corsi Block-Tapping

Watch a sequence of blocks light up, then tap them back in order. Measures visuospatial working memory.

Coming soon
Creativity

Remote Associates Test

Find the single word that links three unrelated words. A classic measure of associative, creative thinking.

Coming soon
Memory

Memory Palace

Use the method of loci to memorize a list by placing items along a familiar route, then recall them in order.

Coming soon
Memory

Working Memory Capacity

Hold and update information under increasing load to gauge how much your working memory can juggle at once.

Coming soon