The research aimed to analyze the Sciences books of students for the first and second intermediate grades in light of reflective thinking skills. The number of analyzed pages in the four parts of books was (455) pages distributed over (30) chapters and (14) units, with excepting the introduction of the book and the titles of the units. The researchers prepared the research tool that included five skills: (Reflecting and observation - detecting fallacies - reaching conclusions - giving Reasonable interpretations - putting proposed solutions), with (19) sub indicators, the tool was presented to a number of arbitrators to ensure its validity and reliability, the important results were: Most of the reflective thinking skills are included in the Sciences books for the first and second grade, some skills are poorly, others are well and there is no equitable balance and distribution, the results Researcher put some recommendations and suggestions.

Analyzing, Reflective, Thinking, Skills, Sciences