Figure Skating
Katara checks the blades on her ice skates.

Help Katara chart a hunting trip through the snowy fields from IN to OUT. She must visit every square, she cannot turn on ice, and her path may not intersect itself except on ice. In addition, she must visit the numbered snowdrifts in numerical order.
An example and its only solution.
Click “File → Network Play” to get a link you can share with your team to solve together.
Warning: the website doesn’t enforce the constraint that every ice square is visited.

Katara wipes her brow and surveys her work. By now, strong winds have tousled the fields, hiding her bootprints through the snow. “I know who can help us. His name might sound like random syllables to you, but I know him well.”