Abstract
This study aims to evaluate the alignment of activities in the textbook Aku Cinta Bahasa with the level of students' cognitive development which is limited to the first-grade classes without exploring how different teaching methods or external factors. Descriptive approach is used in this research, incorporating both qualitative and quantitative methods. By using Analysis Checklist for identifying the types of activities and classifying them according to revised Bloom’s taxonomy, this study finds that types of activities on the textbook in remembering level are matching words numbers, or letters (30%), matching words with pictures (24%), choosing among multiple-choice (20%), labeling pictures (12%), filling a missing letter with picture cue (12%), sorting true and false statement (2%). Meanwhile, activities in understanding level is scrambled word (0%) and activities in applying level is arranging words in the sentence in proper sequence (0%). It shows that the textbook only focuses on activities in remembering level while activities in understanding and applying level were not found. The absence of those types may reduce student engagement in learning even though the activities in the textbook are indicated aligned with the level of students' cognitive development. The result suggest that the textbook should improve the variety of cognitive levels within the activities.