The First Draft of the Materials The Expert Judgment

continued Table 27 shows that the presentation of the materials is good. It could be inferred from the mean resulted from the general judgment. The mean shows 3.50, so the presentation of Unit 1 is categorized as good. Table 28: The Appropriateness of the Language of Unit 1 continued 4. The developed tasks encourage students to perform oral communication effectively. 3.50 Good 5. The developed tasks encourage students to be creative. 3.50 Good 6. The developed tasks encourage students to work independently and in groups. 3.50 Good 7. The developed materials consist of evaluation for students to measure their understanding of the developed materials. 3.50 Good 8. The developed materials provide vocabulary appropriate with the topic being discussed. 3.50 Good 9. The developed materials contains science terminology related to topic discuss in each unit. 3.50 Good The general judgment of the presentation 3.50 Good No. Evaluated Aspect Items Means Category 1. Language The language used is relevant to students’ cognitive development. 4 Very good 2. The language of instruction can be easily understood by the students. 3.50 Good 3. The materials are developed in a grammatical English. 3.50 Good continued Table 28 presents the result of expert s’ judgment related to the language of the materials in Unit 1. The mean of the general judgment of the language is 3.75. Therefore, the language in Unit 1 is categorized as very good. Table 29: The Appropriateness of the Layout of Unit 1 Table 29 presents the result of expert s’ judgment related to the layout of the materials in Unit 1. The mean of the general judgment of the language is 3.50. Therefore, the language in Unit 1 is categorized as very good. 4. Language The spelling of the language of instruction is in accordance with spelling principle. 3.50 Good 5. The choices of words of the materials are in accordance with word choice principle. 4 Very good 6. The developed materials in a unit are linked to materials in the next unit. 4 Very good The general judgment of the language 3.75 Very good No. Evaluated Aspect Items Means Category 1. Lay-out The fonts used are no too various. 3.50 Good 2. The fonts used are not too big or too small. 3.50 Good 3. The color of the materials are not disturbing the reader. 3.50 Good 4. The pictures are provided for aesthetic and functional purposes. 3.50 Good The general judgment of the layout 3.50 Good