This article helped me quite a bit. I bought the external battery pack she recommended and have been thankful many times over (model she linked to no longer available) Her tips can apply to many other conferences and trips.
This is the website to accompany a simple, powerful book about how to best use social media. Although parts of it apply more to business, there are many great tips for anyone. If you purchase the eBook version, the links are all clickable, but if you don't have the eBook or read the print edition, this can be helpful.
Lots of great ideas here from Karen Ault. "The Web in My World" is one of her presentations.
There are many, many suggestions and tips under the various categories. This can't do justice to all that she's shared, but it's a starting point!
EVSC (Evansville Schools) 30 day challenge. Begins October 24. You can participate, but aren't eligible for the iPad! Each day will include a new tool, tips and tutorials.
Vicki Davis' YouTube channel. She is a technology teacher in Georgia, and has many practical, useful tips, including for blogging, evernote , diigo, YouTube, and other tools.