In order to progress to the next world, players need to collect gems which can also be used to unlock new customiseable parts.

The objective of the game is to explore castles, collect gems, and find the exit.

To do this, the player has to collect gems and lums that are scattered throughout the levels.

The game is also centered around collecting gems and pearls to fend off opponents.

Like other members of the family, he collected ancient findings and gems.

The main scoring system in this game involves collecting gems.

I have to get into the habit of collecting such gems as I go along.

Along the way the player often needed to collect magic gems or keys in order to progress.

To complete a level, Herbert has to collect gems and to reach the exit on the right within a time limit.

There are three activities that the user can play to collect gems, but "Platform Problems" must be played before each of them.