The present study aimed at investigating the effect of dictogloss strategy on developing secondary stage students' grammar competence  and motivation. To answer the questions of the study the researcher adopted the quasi- experimental design. The participants were 60 pupils of the first year secondary drawn randomly, from Al-Helmy secondary school Ihnasia educational directorate, Beni- Suef Governorate. They were randomly assigned to two groups, a control and experimental groups. Instruments of the study consisted of a grammar pre post-test and a motivation scale. The treatment group was taught through dictogloss strategy and the non-treatment was taught through the regular method. The findings revealed that dictogloss strategy had an effect on developing first year secondary school students' grammar learning and motivation. The study has also suggested that further researches should be conducted on the effect of the suggested strategy on learning English in general and grammar in particular.