The current study aims at investigating the impact of some techniques on preparatory school pupils’ mindset growth, finding out the effect of these techniques on developing EFL pupils' mindset growth. The tool of this study is a test which is used to find the effect of these techniques on developing EFL pupils' mindset growth. The following hypothesis have been formulated, there is no statically significant differences between the main score of the experimental group, which is taught by using the techniques (identify your own mindset, look at your own improvements, learn from other's success, ask for feedback, harness the power of (yet), learn something new, intentionally make mistake, be kind to yourself' ,look at examples, set realistic goals), and the main scores of the control group, which is taught by using traditional methods in subsequent achievement tests. The sample of the study is (60) pupils who are taught during the academic year 2023/2024. They are selected randomly from Al Rayyan preparatory school for girls. The fifth-grade scientific branch consist of two groups are selected as a sample of the study. The Two groups have been equalized according to the following variables: the educational level of parents age ( in months), and the pupils scores in the pre-test and English scores in the previous schooling year . A-unified post- test which contains six questions are constructed to collect data. Face and content validity have been ascertained. The data collected from results of the post-test have been analyzed statistically by using T-test for two independent samples. The results show that there are strong differences between the mean scores of the experimental group who is taught by techniques, and the mean scores of control group who is taught by conventional method. Finally, some conclusions have been put forward.