Figure 1. Description of the results of expert assessment of lesson book

From

Validity of Physics Lesson book Oriented Metacognitive Strategies for Problem Solving Skills of Teacher Candidates

Dewi Sartika, Arie Arma Arsyad, Mutmainna

American Journal of Educational Research. 2018, 6(12), 1605-1608 doi:10.12691/education-6-12-3