We did the half day rapids trip. It was tons of fun, even starting on the short bus trip to the launch site. The rapids themselves were exciting, and our guide Colin’s instructions kept us safe. Colin was a lot of fun, personable, and conversational, but didn’t let that distract him from the task at hand when we needed to row. Would definitely do this if you have the time in Glacier. Good for any skill level (there were young kids on our raft).