The current research aims at knowing the impact of (Think-Pair-Share) strategy on the achievement of third grade student in sciences in the educational district of Irbid, it was used the semi experimental in this study, the sample of study consisted of (120) students of third grade student in the educational district of Irbid, They were distributed into two groups: the control group which consisted of (30) male students and (30) female students; and the experimental group which consisted of (30) male students and (30) female students, the findings of the study show that there are statistically differences in grades of students due to group variable at the significance level (0.05), and the differences were in favor of the experimental group and there are statistically differences due to gender at the significance level (0.05) in favor of females.The study recommended to entry (Think-Pair-Share) strategy within the teaching strategies used by students during the teaching and the involvement of teachers in training courses on (Think-Pair-Share) strategy.