1. Arabidopsis Biological Resource Center. Order Stocks: https://abrc.osu.edu/order-stocks. Seed Handling: https://abrc.osu.edu/seed-handling.
2. Lapse It. http://www.lapseit.com
3. Plant Tracer Web Page. https://www.planttracer.com
4. SurveyMonkey Inc., San Mateo, CA. https://www.surveymonkey.com/
5. Common Sense Media. (2013). Zero to Eight: Children's Media Use in America. retrieved from https://www.commonsensemedia.org/research/zero-to-eight-childrens-media-use-in-america-2013#