Glaser, B. G., & Strauss, A. L. (1967). The discovery of
grounded theory: Strategies for qualitative research.
Aldine Publishing.
Gray, C., Gibbons, R., Larouche, R., Sandseter, E.,
Bienenstock, A., Brussoni, M., Chabot, G., Herrington,
S., Janssen, I., Pickett, W., Power, M., Stanger, N.,
Sampson, M., Tremblay, M., Gray, C., Gibbons, R.,
Larouche, R., Sandseter, E. B. H., Bienenstock, A., …
Tremblay, M. S. (2015). What Is the Relationship be-
tween Outdoor Time and Physical Activity, Sedentary
Behaviour, and Physical Fitness in Children? A
Systematic Review. International Journal of Environ-
mental Research and Public Health, 12(6).
https://doi.org/10.3390/ijerph120606455
Greenberg, S., & Buxton, B. (2008). Usability Evaluation
Considered Harmful (Some of the Time). Proceedings
of the SIGCHI Conference on Human Factors in
Computing Systems, 111–120. https://doi.org/10.1145/
1357054.1357074
Hidi, S., & Renninger, K. A. (2006). The Four-Phase Model
of Interest Development. Educational Psychologist,
41(2), 111–127. https://doi.org/10.1207/
s15326985ep4102_4
Holt, N. L., Lee, H., Millar, C. A., & Spence, J. C. (2015).
‘Eyes on where children play’: A retrospective study of
active free play. Children’s Geographies, 13(1), 73–88.
https://doi.org/10.1080/14733285.2013.828449
Jake-Schoffman, D. E., Silfee, V. J., Waring, M. E.,
Boudreaux, E. D., Sadasivam, R. S., Mullen, S. P.,
Carey, J. L., Hayes, R. B., Ding, E. Y., Bennett, G. G.,
& Pagoto, S. L. (2017). Methods for Evaluating the
Content, Usability, and Efficacy of Commercial Mobile
Health Apps. JMIR MHealth and UHealth, 5(12).
https://doi.org/10.2196/mhealth.8758
Jordan, B., & Henderson, A. (1995). Interaction Analysis:
Foundations and Practice. The Journal of the Learning
Sciences, 4(1), 39–103.
Kamarainen, A. M., Metcalf, S., Grotzer, T., Browne, A.,
Mazzuca, D., Tutwiler, M. S., & Dede, C. (2013).
EcoMOBILE: Integrating augmented reality and
probeware with environmental education field trips.
Computers & Education, 68, 545–556.
https://doi.org/10.1016/j.compedu.2013.02.018
Kawas, S., Chase, S., Yip, J., Lawler, J., & Katie, D. (2019).
Sparking Interest: A Design Framework for Mobile
Technologies to Promote Children’s Interest in Nature.
International Journal of Child-Computer Interaction.
Kimbro, R. T., Brooks-Gunn, J., & McLanahan, S. (2011).
Young children in urban areas: Links among neighbor-
hood characteristics, weight status, outdoor play, and
television watching. Social Science & Medicine, 72(5),
668–676. https://doi.org/10.1016/j.socscimed.2010.12.
015
King, C., Dordel, J., Krzic, M., & Simard, S. W. (2014).
Integrating a Mobile-Based Gaming Application into a
Postsecondary Forest Ecology Course. Natural
Sciences Education. https://doi.org/10.4195/nse2014.
02.0004
Klasnja, P., Consolvo, S., & Pratt, W. (2011). How to
Evaluate Technologies for Health Behavior Change in
HCI Research. Proceedings of the SIGCHI Conference
on Human Factors in Computing Systems, 3063–3072.
https://doi.org/10.1145/1978942.1979396
Klemmer, C. D., Waliczek, T. M., & Zajicek, J. M. (2005).
Growing Minds: The Effect of a School Gardening Pro-
gram on the Science Achievement of Elementary
Students. HortTechnology, 15(3), 448–452.
Krapp, A. (2002). Structural and dynamic aspects of inter-
est development: Theoretical considerations from an
ontogenetic perspective. Learning and Instruction,
12(4), 383–409. https://doi.org/10.1016/S0959-
4752(01)00011-1
Krapp, A. (2003). Interest and human development: An ed-
ucational psychological perspective. In Development
and motivation (pp. 57–84). British Psychological So-
ciety.
Kuhn, A., Cahill, C., Quintana, C., & Schmoll, S. (2011).
Using Tags to Encourage Reflection and Annotation on
Data During Nomadic Inquiry. Proceedings of the
SIGCHI Conference on Human Factors in Computing
Systems, 667–670. https://doi.org/10.1145/1978942.
1979038
Lo, W. T., Delen, I., Cahill, C., Kuhn, A., Schmoll, S., &
Quintana, C. (2012). A New Type of Learning
Experience in Nomadic Inquiry: Use of Zydeco in the
Science Center. 2012 IEEE Seventh International
Conference on Wireless, Mobile and Ubiquitous Tech-
nology in Education (WMUTE). https://doi.org/10.
1109/WMUTE.2012.16
Lohr, V. I., & Pearson-Mims, C. H. (2004). The Relative
Influence of Childhood Activities and Demographics
On Adult Appreciation For The Role Of Trees In
Human Well-Being. Acta Horticulturae, 253–259.
https://doi.org/10.17660/ActaHortic.2004.639.33
Louv, R. (2008). Last Child in the Woods: Saving Our
Children from Nature-deficit Disorder. Algonquin
Books.
Maxwell, J. A. (1996). Qualitative research design: An
interactive approach. Sage Publications.
Moller, A. C., Merchant, G., Conroy, D. E., West, R.,
Hekler, E. B., Kugler, K. C., & Michie, S. (2017).
Applying and advancing behavior change theories and
techniques in the context of a digital health revolution:
Proposals for more effectively realizing untapped
potential. Journal of Behavioral
Medicine.https://doi.org/10.1007/s10865-016-9818-7
Nayebi, F., Desharnais, J., & Abran, A. (2012). The state of
the art of mobile application usability evaluation. 2012
25th IEEE Canadian Conference on Electrical and
Computer Engineering (CCECE), 1–4.
https://doi.org/10.1109/CCECE.2012.6334930
O’Brien, L., & Murray, R. (2007). Forest School and its
impacts on young children: Case studies in Britain.
Urban Forestry & Urban Greening, 6(4), 249–265.
https://doi.org/10.1016/j.ufug.2007.03.006
Olson, J. S., & Kellogg, W. (2014). Ways of knowing in
HCI. Springer.
Rogers, Y., Price, S., Fitzpatrick, G., Fleck, R., Harris, E.,
Smith, H., Randell, C., Muller, H., O’Malley, C.,