Amountle

About this site

A daily visual estimation game with five rounds. Watch objects drop into a container, rotate the pile for a better view and enter your guess before the timer runs out. Closer estimates earn more points, and untimed practice lets you sharpen your eye.

When to open it

A visit takes a few minutes. It works on phones as well as computers, and it has sound, so headphones help if you're not alone. Best for quick breaks and number intuition.

Also in

• Five-minute escapes
• On your phone
• Bored at school
• With friends
• Headphones on
• Puzzles