Today's drill
How To Improve Working Memory
Updated September 25, 2026
Your working memory drops things. You re-read, re-check and lose steps halfway, so hard problems fall apart before you finish them.
Do this one today
Chunk it
Working memory holds about four chunks. Group what you are holding: 7-3-9-1-4-6 is two chunks of three, not six digits.
Read a phone number once, look away and say it back in chunks of three.
Also in this one
- Rehearse, then test
- Sleep on it
Those 2 come with IQ Tester, one a day, aimed at whichever of these is actually yours.
Which one is yours?
Find your weak spots in two minutes, then train them with one short drill a day, picked for you.