Amazing Table - attention and memory test

In the 60s there was a table for testing one's powers of observation. Its

Category	Price	Seller	Device
Games	Free	Igor Samtsevich	iPhone, iPad, iPod

Amazing Table - attention and memory test Screenshot on iOS

name was the "Entertaining table". Find on the table the number sequence from 1 to 90 inclusive.

If you can find these numbers in:
* 5-10 minutes, you have exceptional powers of observation
* 10-15 minutes - good * 15-20 minutes - average
* 20-25 minutes - satisfactory powers of observation

There are 3 game modes:
* 1 minute, * unlimited time, *10 seconds per move

Reviews

It’s addictive
greenherondesigns

It’s a simple fast game but for some reason it’s a lot harder than it looks. I’ve doubled my score but I still can’t seem to get that far. It makes me want to keep trying