1. K12 Inc. (n.d.a). Grades 9–12 sample lessons. Retrieved from https://www.k12.com/virtual-school-offerings/online-public-schools/high-school-program-courses/sample-lessons.html
2. K12 Inc. (n.d.b). K–8 sample lessons & online curriculum. Retrieved from https://www.k12.com/virtual-school-offerings/online-public-schools/k-8-program-courses/sample-lessons.html
3. K12 Inc. (n.d.c). Science: Grade 4: Food webs: Energy flow in an ecosystem [Video file]. Retrieved from https://embed.vidyard.com/share/NmZvgQL3StaQnrfXt2qcSq
4. Social Media and Fake News in the 2016 Election
5. Reading adolescents’ reading identities: Looking back to see ahead.;D. E.Alvermann;Journal of Adolescent & Adult Literacy,2001