Claim: In The Polar Bears, Jak and his brother Zook are supposed to look after their little sister Kaia, but Jak and Zook rush up the tundra after hearing part of Kaskae's speech leaving their sister Kaia unattended dancing with a flock of puffins.
Evidence: Jak, the troublemaker in the family, is given the task of looking after his little sister Kaia along with his elder brother Zook. Hearing part of Kaskae's speech about reaching new heights, Jak rushes to the peak of the tundra with Zook trailing him. The family then discovers an unattended Kaia dancing with a flock of puffins.