**A. Appendix**

A differentiation framework of learning skills, matched to operational thinking ability level, described by Piagetian and post-Piagetian theories.


http://dx.doi.org/10.5772/intechopen.75646

#### Laboratory Unit Operations and Experimental Methods in Chemical Engineering Utilizing a Differentiation Framework, Piagetian Theories and Bloom's Taxonomy to Foster… http://dx.doi.org/10.5772/intechopen.75646

