Oregon Museum of Science and Industry is an incredible resource, with much to entertain and possibly educate children of all ages. Unfortunately, everyone else is already aware of this fact.
As far as we know, this location is temporarily closed but has plans to reopen in the future.
If you find any factual innaccuracies in this post, please email me via richard at thingstodoinportland dot org so I can fix it for everyone. Thanks in advance!
1945 SE Water Ave Portland, OR 97214 [Google map].