Marble runs are super learning toys because there are endless ways to put them together. They are also very addictive.
This is our latest marble run.
Advertisement
Twitter Updates
- Running NUnit tests in parallel http://t.co/I6QbnJpU 2 months ago
- 60 pages into Zero Day by Russinovich. I keep finding myself skimming... Daemon was a much more engaging read. 7 months ago
- Most of the humans I follow on Twitter are already on Google+ which means I would be able to switch Twitter over to news feed only 7 months ago
- now exploring Google+ 7 months ago
- RT @physorg_com: Scientists identify seventh and eighth bases of DNA http://tw.physorg.com/230471672 7 months ago
Categories
