Tweets

Deanna Cullen @CullenChemEdX Just ordered my own "periodic table" TOMS after seeing some at NSTA today! 9 years 5 months ago Reply Retweet Favorite
Deanna Cullen @CullenChemEdX I am heading to the store to purchase some Crayola Crystal Effects Window markers. Interesting ideas at http://t.co/YMDQVVIk3F 9 years 6 months ago Reply Retweet Favorite
Deanna Cullen @CullenChemEdX Check out the 2013 collection of Earth Day articles at the Journal of Chemical Education. http://t.co/Fb95RaeFsh 9 years 6 months ago Reply Retweet Favorite