Where Can I Find Free or Cheap Things to Do This Summer? [Lifehacker]
30 Classic Games for Simple Outdoor Play [Wired:GeekDad]
School's Out -- Go Make Something With Make: Magazine [Wired:GeekDad]
30 Minutes a Day [Lifehacker] - Start a dream project with just a small investment of focused time each day.
48 Ultra-Cool Summer Sites for Kids and Teachers [Ed Tech Ideas via Twitter]
BONUS: Creative, DIY Summer Projects for Your Kids - Here's 5 projects I shared last summer that will be just as fun this summer.