Simple game makes brain teaser!
Clear the games, clear your brain!

Number puzzle from Dr. Sum's new idea!
Basic rules are simple.
Using math addition, re-arrange the panels to the correct orders.
Various gimmick panels on the way!
Work out the sums makes your brain clear.
Who is the smartest?

[Normal Level]
Clear all the 50 levels.

[Time Attack Level]
Let's challenge the puzzles within the target time.

[Endless Level]
This is a level with no end.

What’s New

Version 1.1.0

This app has been updated by Apple to display the Apple Watch app icon.

- Simplified Chinese, Traditional Chinese and Korean now supported.

Ratings and Reviews

4.7 out of 5
12 Ratings

12 Ratings

Jazzymay21 ,

simple yet addicting

🆒 the ads are annoying, other than a simple and fun math game 🆒

,kanwpaw ,



Jalebibai78 ,


This is boring like school! I hate it

App Privacy

The developer, KITERETSU INC., has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Game Center

    Challenge friends and check leaderboards and achievements.

  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

More By This Developer

Apple Arcade

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