Figure 1. Possible effects of the program implementation

From

Improving Pupils’ Conceptual Understanding by a Connected In-school and Out-of-school Science Program: A Multiple Case Study

C. H. Geveke, H. W. Steenbeek, J. M. Doornenbal, P. C. L. van Geert

American Journal of Educational Research. 2016, 4(1), 115-125 doi:10.12691/education-4-1-18