http://www.gpb.org/blogs/education-matters/2016/01/13/discovery-education-3m-young-scientist-challenge
or this should work too
http://tinyurl.com/z8lrh4m
See the Learn Tab for more information!
Click on the URL to take you to the Walking Stick Practice
http://tinyurl.com/qfbffbs
https://www.brainpop.com/
Hudson Middle School