Google has an extensive collection of gallery work, games, app settings for your laptop, daily art lists, etc.

Has an excellent Artist Birthday Calendar, a quotes page, and lot of other cool art stuff to check out! Click the link to see for yourself.

Is an excellent website for searching modern artists and art movements. Every fact, artwork, quote, influence for every modern artist.

Here is a playlist of really good shading and blending techniques for colored pencils. The first one is a quick four minute video about different techniques. Keep watching the rest of the videos for more ideas. Practice as you watch- following the advice to improve your skills!