Ocean Odyssey is the 2005-06 FIRST Lego League challenge theme.

[5][6] From this, they would create an innovative solution to problems they encounter with the ocean.

In each 2+1⁄2-minute match, a team competes on each field with their robot to earn up to 400 points manipulating the mission models.

One of the mission models, Release the Dolphin, straddles both fields in the center.

[7] All 8 are worth up to 5 points each depending on their location on the field, but are removed from play every time the robot is touched outside of base.