Coming soon

Important Note

Your instinct and reflection will take precedence over your mathematical skills to get through each level!
You'll plunge into immersive, story-filled landscapes to discover the secrets hidden there, while sharpening your logic and observation skills.

" Mathematics is a gymnastics of the mind and a preparation for philosophy." Isocrates .

About This Game

Explore the unique world of Héméide, made up of shapes, numbers, and mathematical symbols. Use your logic to overcome the obstacles that stand in the way of your quest to open the minds of the Synapsian people.

• 36 levels of puzzles

  Puzzles, logic, and math... Your thinking skills will be put to the test!

• Play in local multiplayer mode

Choose between Nero or Sci and their complementary abilities to solve puzzles together!

• Over 20 hours of content and high replayability!

Replay levels to unlock more skills, better understand puzzles, and challenge your thinking!

• A vibrant, mathematically logical universe

4 worlds to discover in a colorful artistic style composed of shapes, numbers, and mathematical symbols.

• A real boost to logic

The game concept and mechanics have been tested and are recommended by the Institute for Research on Mathematics Education (IREM Lyon).

• A difficulty level designed to evolve

The progressive difficulty curve and clue system are designed to engage all players aged 13 and up.

Néro is a young Synapsian who lives on the streets of Curiosita, the capital of the world of Heméide, home to a people wallowing in their achievements.

Néro has taken refuge in the library of Psyga, whom he considers like his father.

While cleaning out the basement of the library, Nero drops a jar containing Sci and knocks over a book that unleashes the Chaos theories and plunges them into the caves of Heméide, from which they will have to escape!

Néro & Sci is a remastered and rebranded version of A Tale of Synapse: The Chaos Theories

What’s New With Néro & Sci?

• Additional puzzles and new mechanics to discover

• New UI, accessibility improved.

• Checkpoints at each puzzle vs each level.

• Improved combat fluidity.

• Revised puzzle mechanics and hints in collaboration with French Research Institute for Mathematics Education (IREM de Lyon).

• New languages supported.

• Steam deck compatibility.

Coming Soon