I've compiled some of my favorite resources for your reference. These will help you to refine rope skills like crevasse rescue, trips planning tools like mapping, and weather forecasting.
Free hanging in a crevasse.
This page contains a series of videos produced by the American Mountain Guides Association that will provide a thorough presentation on an excellent method to perform crevasse rescue.
My glove, wearing the weather...
Tons of weather resources! With reminders as to what each tool is good for.
Fundamental skills with CalTopo, and using the Strava Global Heatmap.