ACKNOWLEDGMENTS 
The  author  would  express  his  gratitude  to  the 
developer  of  online  application  Appypie 
(https://www.appypie.com/)  for  the  free  features 
provided  to  create  a  virtual  mobile  learning 
application. 
REFERENCES 
Ahmed,  S.,  &  Parsons,  D.  (2013).  Abductive  science 
inquiry  using  mobile  devices  in  the  classroom. 
Computers & Education, 63, 62–72. 
Batdı, V. (2014). The effects of a problem based learning 
approach on students attitude levels: A meta-analysis. 
Educational Research and Reviews, 9(9), 272–276. 
Biggs, J. B., & Collis, K. F. (1982). Evaluation the quality 
of learning: the SOLO taxonomy (structure of the 
observed learning outcome). Academic Press. 
Birgili,  B.  (2015).  Creative  and  critical  thinking  skills  in 
problem-based  learning  environments.  Online 
Submission, 2(2), 71–80. 
Chin,  C.,  &  Chia,  L.-G.  (2006).  Problem-based  learning: 
Using ill-structured problems in biology project work. 
Science Education, 90(1), 44–67. 
Chu,  H.-C., Hwang,  G.-J., Tsai,  C.-C.,  &  Tseng,  J.  C.  R. 
(2010). A two-tier test approach to developing location-
aware  mobile  learning  systems  for  natural  science 
courses. Computers & Education, 55(4), 1618–1627. 
Damopolii, I., Nunaki, J. H., & Supriyadi, G. (2018). Effect 
of  problem  solving  learning  model  on  students 
achievement.  Journal of Education Research and 
Evaluation,  2(1),  1–9. 
https://doi.org/10.23887/jere.v2i1.12558 
Darma,  I.  K.  (2018).  Improving  mathematical  problem 
solving  ability  through  problem-based  learning  and 
authentic  assessment  for  the  students  of  Bali  State 
Polytechnic. In Journal of Physics: Conference Series 
(Vol. 953, p. 12099). 
Demirel,  M.,  &  Dağyar,  M.  (2016).  Effects  of  problem-
based  learning  on  attitude:  A  metaanalysis  study. 
Eurasia Journal of Mathematics, Science & 
Technology Education, 12(8). 
Dewanti,  T.  C.,  Widada,  W.,  &  Triyono,  T.  (2016). 
Hubungan antara keterampilan sosial dan penggunaan 
gadget  smartphone  terhadap  prestasi  belajar  siswa 
SMA Negeri 9 Malang. Jurnal Kajian Bimbingan Dan 
Konseling, 1(3), 126–131. 
EL-Shaer,  A.,  &  Gaber,  H.  (2014).  Impact  of  problem-
based  learning  on  student’s  critical  thinking 
dispositions,  knowledge  acquisition  and  retention. 
Journal of Education and Practice, 5(14), 74–83. 
Ersoy, E., & Başer, N. (2014). The effects of problem-based 
learning  method  in  higher  education  on  creative 
thinking.  Procedia-Social and Behavioral Sciences, 
116, 3494–3498. 
Georgieva,  E.,  Smrikarov,  A.,  &  Georgiev,  T.  (2005).  A 
general  classification  of  mobile  learning  systems.  In 
International conference on computer systems and 
technologies-CompSysTech (Vol. 8, pp. 14–16). 
Gholami,  M.,  Moghadam,  P.  K.,  Mohammadipoor,  F., 
Tarahi, M. J., Sak, M., Toulabi, T., & Pour, A. H. H. 
(2016).  Comparing  the  effects  of  problem-based 
learning and the traditional lecture  method  on critical 
thinking skills and metacognitive awareness in nursing 
students  in  a  critical  care  nursing  course.  Nurse 
Education Today, 45, 16–21. 
Günter, T., Akkuzu, N., & Alpat, Ş. (2017). Understanding 
‘green  chemistry’and  ‘sustainability’:  an  example  of 
problem-based learning (PBL). Research in Science & 
Technological Education, 35(4), 500–520. 
Hallinger, P., & Lu, J. (2011). Assessing the instructional 
effectiveness of problem-based management education 
in  Thailand:  A  longitudinal  evaluation.  Management 
Learning, 42(3), 279–299. 
Inel,  D.,  &  Balim,  A.  G.  (2010).  The  effects  of  using 
problem-based  learning  in  science  and  technology 
teaching  upon  students’  academic  achievement  and 
levels  of  structuring  concepts.  In  Asia-Pacific Forum 
on Science Learning & Teaching (Vol. 11). 
Jinlong,  G.,  Zhaolei,  S.,  &  Yawei,  T.  (2012).  Mobile 
learning  research-based  intelligent  mobile  phone  and 
3G networks. In Instrumentation, Measurement, 
Computer, Communication and Control (IMCCC), 
2012 Second International Conference on (pp. 1238–
1242). 
Major,  C.  H.,  &  Palmer,  B.  (2001).  Assessing  the 
effectiveness  of  problem-based  learning  in  higher 
education:  Lessons  from  the  literature.  Academic 
Exchange Quarterly, 5(1), 4–9. 
Minogue, J., & Jones, G. (2009). Measuring the impact of 
haptic  feedback  using  the  SOLO  taxonomy. 
International Journal of Science Education,  31(10), 
1359–1378. 
Murni,  A.,  &  Anggraini,  R.  D.  (2016).  The  influence  of 
applying problem based learning based on soft skill to 
increase students’creativity in the subject development 
of high school mathematics curriculum. In Proceeding 
7th International Seminar on Regional Education (Vol. 
3, pp. 1203–1212). 
Nasution,  M.  L.,  Yerizon,  Y.,  &  Gusmiyanti,  R.  (2018). 
Students’  mathematical  problem-solving  abilities 
through  the  application  of  learning  models  problem 
based  learning.  In  IOP Conference Series: Materials 
Science and Engineering (Vol. 335, p. 12117). 
Roschelle,  J.  (2003).  Keynote  paper:  Unlocking  the 
learning value  of  wireless  mobile devices. Journal of 
Computer Assisted Learning, 19(3), 260–272. 
Seiter, L. (2015). Using SOLO to classify the programming 
responses of primary grade students. In Proceedings of 
the 46th ACM Technical Symposium on Computer 
Science Education  (pp.  540–545).  New  York,  NY, 
USA:  ACM. 
https://doi.org/10.1145/2676723.2677244. 
Shen, R., Wang, M., Gao, W., Novak, D., & Tang, L. 
(2009).  Mobile  learning  in  a  large  blended  computer