Enjoy Learning Mathematics for Class 5 Elementary School Integrated Thematic Student Book Curriculum 2013. This application was created to make it easier for students to learn anywhere and anytime. The 2013 curriculum student books are free books whose copyright is owned by the Ministry of Education and Culture which can be distributed to the public for free. Material sourced from kemdikbud.go.id. This application is not an application developed by the Ministry of Education and Culture. This application helps provide learning resources for students but does not represent the Ministry of Education and Culture. The features available in this application are: 1. Links between chapters and sub-chapters 2. Responsive display that can be enlarged. 3. Page Search. 4. Minimalist landscape display. 5. Zoom In and Zoom Out. The material discussed is based on Happy Learning Mathematics Class 5 Elementary School Curriculum 2013 1. Fraction Calculation Operations 2. Speed ​​and Discharge 3. Scale 4. Build Space 5. Data Collection and Presentation