Buku teks merupakan buku paket yang dijadikan sebagai acuan sumber belajar siswa, buku teks juga disusun secara sistematis dan berisikan materi yang sesuai dengan kurikulum 2013 dan silabus yang telah ditentukan. Tujuan penelitian ini untuk mengetahui kelayakan buku siswa kelas IV Tema 6 : Cita-Citaku Kurikulum 2013 Revisi 2017 terbitan Kementrian Pendidikan dan Kebudayaan, dengan mengukur dari segi kelayakan isi, kelayakan kebahasaan, kelayakan penyajian, dan kelayakan kegrafikan menurut standar Badan Standar Nasional Pendidikan. Metode peneitian ini menggunakan jenis pendekatan kualitatif metode deskriptif atau content analysis (analisis konten). Penggumpulan data dalam penelitian ini menggunakan dokumentasi untuk memperoleh data-data yang diperlukan dalam penelitian. Teknik analisis yang digunakan yaitu data collection, data reduction, data display, dan conclusions drawing / verifying. Hasil penelitian analisis kelayakan pada buku siswa kelas IV Tema 6 : Cita-Citaku Kurikulum 2013 Revisi 2017 terbitan Kementrian Pendidikan dan Kebudayaan dikategorikan sangat layak sehingga dapat digunakan sebagai bahan ajar siswa sekolah dasar khususnya kelas IV, ditinjau empat komponen yaitu kelayakan isi dikategorikan sangat layak, kelayakan kebahasaan dikategorikan sangat layak, kelayakan penyajian dikategorikan layak, dan kelayakan kegrafikan dikategorikan sangat layak. Saran penelitian adalah lebih diperhatiakan kembali pada indikator isi materi karna tidak adanya contoh soal dan tidak ada materi pengayaan pada semua subtema, selanjutnya pada indikator penyajian tidak terdapat rangkuman di beberapa subtema, tidak adanya panduan keselamatan kerja, tidak dilengkapi KI dan KD di setiap pembelajarannya, dan hanya dilengkapi daftar pustaka saja dibagian penyudah dan terakhir pada indikator kegrafikan terdapat ruang yang kosong didalam buku, tidak semua objek sesuai realita, penulisan angka halaman lebih besar dari ukuran huruf isi materi, banyaknya tanda pemotong kata disetiap materi pembelajaran sehingga dapat menguranggi tingkat keterbacaan siswa dan terdapat ilustrasi tidak dilengkapi keterangan. Dengan ditemukannya ketidak sesuaian alangkah baiknya lebih diperhatikan lagi pada bagian tersebut agar sangat sesuai dengan pedoman Badan Standar Nasional Pendidikan.
Textbooks are package books that are used as a reference source for student learning. Textbooks are also arranged systematically and contain material that is in accordance with the 2013 curriculum and the syllabus that has been determined. The aim of this research is to determine the appropriateness of class IV student books Theme 6: My Ideals, 2013 Curriculum Revised 2017, published by the Ministry of Education and Culture, by measuring in terms of appropriateness of content, appropriateness of language, appropriateness of presentation, and appropriateness of graphics according to the standards of the National Education Standards Agency. This research method uses a qualitative approach, descriptive method or content analysis. Data collection in this research uses documentation to obtain the data needed in the research. The analysis techniques used are data collection, data reduction, data display, and conclusion drawing / verifying. The results of the feasibility analysis research on class IV student books Theme 6: My Ideals 2013 Curriculum Revised 2017 published by the Ministry of Education and Culture are categorized as very appropriate so that they can be used as teaching materials for elementary school students, especially class IV, four components are reviewed, namely content feasibility is categorized as very appropriate, linguistic feasibility is categorized as very appropriate, presentation appropriateness is categorized as appropriate, and graphic appropriateness is categorized as very appropriate. The research suggestion is to pay more attention to the material content indicators because there are no example questions and no enrichment material in all sub-themes, then in the presentation indicators there are no summaries in several sub-themes, there are no work safety guidelines, no KI and KD are equipped in each lesson, and only equipped with a bibliography at the end and finally in the graphic indicators there is empty space in the book, not all objects match reality, page numbers are written larger than the size of the letters in the content of the material, there are many word cutting marks in each learning material so that it can reduce the student's readability level and there are illustrations without explanations. If discrepancies are found, it would be better to pay more attention to this section so that it is in accordance with the guidelines of the National Education Standards Agency.