Floating Digital Bubbles

This is a number puzzle game, suitable for people of any age.

Not only can you practice distinguishing plural and prime numbers, but you can also combine work and rest.

Within the specified time, you need to avoid bubbles containing synthetic numbers or skeletons.

And cut the bubbles that are prime numbers to get the corresponding score.

A perfect experience, moving hands and brain, bringing a lot of fun and relaxation.

Simple and meaningful, let us learn together!