This study aimed to reveal the impact of the use of the roundhouse strategy on acquiring scientific concepts and developing science processes for fifth-grade students in Mafraq Governorate. The researcher used the quasi-experimental approach, the study sample consisted of (41) female students from the fifth primary class in two groups; experimental (21) students studied in a circular house strategy, and their number (20) students studied in the usual way. The study tools consisted of a test of the achievement of scientific concepts, the testing of science processes, and to answer study questions, One way ANCOVA co-analysis was used. The results showed that there were statistically significant differences at the level of significance (α = 0.05) in the performance of female students on the tests of achievement of scientific concepts and science processes attributed to using the roundhouse strategy in teaching.