You can earn XP (Experience Points) to unlock levels by meeting the targets set for each level.
Medals show the targets achieved for each level as follows:
1. Bronze, Silver or Gold medal for speed.
2. Stars for number of points accrued.
3. Stripes for number of rescues.
4. Crystals for number of Rekenium shards.
5. Meet all top targets in one attempt without dying for a PERFECT.
Your Online Score are all accomplishments converted to one value and submitted online (per level).
TIPS
Instant restart: You can tap both left and right mouse buttons to bring up the instant restart menu.
