%0 Journal Article %T Toward High School Biology: Helping Middle School Students Understand Chemical Reactions and Conservation of Mass in Nonliving and Living Systems %A Cari F. Herrmann-Abell %A Jo Ellen Roseman %A Mary Koppal %J Archive of "CBE Life Sciences Education". %D 2016 %R 10.1187/cbe.16-03-0112 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5132371/