%0 Journal Article %T The Impact of Teaching Mathematics by Using an Active Learning-Based Strategy on Developing Systemic Thinking Skills of Intermediate Stage Students in Taif Governorate- Saudi Arabia %J - %D 2017 %X Abstract: %K experimental and control group. An active learning-based strategy was designed for the selected study unit (real numbers and Fithaghors theory included in the math textbook of 2nd Intermediate School. A systemic thinking skills test was also developed %K and its validity and reliability was verified. The test was administered to the sample of the study which consisted of (64) students of the 2nd grade of intermediate stage in Al Harith bin Hisham ALMakhzoumi School %K Taif Province ¨C Saudi Arabia %K and who were distributed to the experimental and control groups %K each of which included (32) students. %U http://ust.edu/ojs/index.php/AJTD/article/view/1132