The aim of this research was to improve students mastery of simple present tense in descriptive text by using Kahoot! game. This research was a classroom action research that was done in three cycles. The subject for this research was the tenth-grade students in class X IIS 2. The writer observed students improvement in mastering the simple present tense by collecting data through observation checklist, field notes and multiple choices test. The students attitude towards the learning process was gathered by observation checklist and field notes. The data of students mastery in simple present tense was obtained by the students test which was assessed through scoring rubric. The result showed that students problems in simple present tense in the form of verb (to be) and verb (-s,-es) of the third person singular had been solved by using Kahoot! game as media for teaching, by providing picture in each question of Kahoot! game, by setting time limit in the game to encourage students participation, a music in the Kahoot! game created positive attitude in the classroom and the questioning improved the students attention and motivation in remembering the rules of simple present tense. Furthermore, the students interest in learning the simple present tense also improved. In conclusion, the media was able to improve the students mastery of simple present tense in descriptive text. The writer recommends the teacher to use Kahoot! game as media in teaching and learning process, especially in teaching simple present tense with the similar problems.

The purpose of this research is to investigate the effectiveness of discovery method in teaching reading comprehension. The design of research used is a pre-experimental research, and the data were collected by using measurement technique with multiple-choice reading test as the tool of collecting data. The obtained data were analyzed by using t-test. The results of data analysis showed that discovery method has the effect on the students' ability in reading comprehension. The mean score of the students' pre-test was 58.2 whereas the mean score of post-test was 64.8. The effect size of the treatment was 0.98 which is categorized as moderate effect. Thus, the alternative hypothesis that the use of discovery method in teaching reading comprehension on narrative text is effective to the eighth-grade students of SMP Kartika Kubu Raya in academic year 2016/2017. Therefore, the researcher believes the teachers can use the discovery method in their teaching learning process, especially in reading comprehension on narrative text.