19 reputation
2
bio website flickr.com/photos/peterhoh/…
location Minnesota
age
visits member for 2 years, 1 month
seen Feb 29 '12 at 5:45

Since 1995, I've been using LEGO to teach science and engineering to elementary-aged students.


Feb
28
awarded  Editor
Feb
28
revised How should I remove a Hinge Tile, especially in the middle of a plate?
edited to include more information.
Feb
28
awarded  Teacher
Feb
28
answered How should I remove a Hinge Tile, especially in the middle of a plate?