what a fun idea! could be fun poking holes only in places you've visited!
Star Walk 2 is an incredible app for learning about the stars, planets, and constellations. This beautiful stargazing tool takes you on a journey through the sky. All you have to do is point your iPad or iPhone to the sky. This is a great app to use when you're camping.
Notability is a powerful yet incredibly simple app for note-taking and annotation. Students, teachers, and business professionals use it to take notes, sketch ideas, annotate PDFs, and edit pictures. Add this to your "My Future Business" board.
I love china but don.t love beijing. because qihoo360and LETV in BEIJING