Add more treasure types and rewards

[AllesSuper]

What problem would this solve?

Keep the learning motivation of the kids high to improve their skills constantly.

Proposed solution

Introduce many new treasure types, collectible rewards, surprise discoveries and unlockable items to increase motivation and replayability.

Alternatives considered

No response

Area

Gameplay

Project principles

• This idea keeps the app offline-first, ad-free, and privacy-friendly.