Awesome whiteboard pens:

[Coligny]

Really good alternative to alcohol markers, sort of like crayon, cleanup with wet towel. Awesome all around, dirt cheap... They also got blackboard kits.

http://www.rikagaku.co.jp/items/kitpaslist1.php

Plus the company employ mostly handicaped people (I mean with real disabilities, not politicians or run of the mill japanese imbeciles).

Non toxic... and yes, you can poop rainbows...

[matsuki]

Nice, look good for kids