Developing Dynamic Number Card Game of Number Sense for First Grade Students

This study aims to develop a learning media in the form of dynamic number card game based on sense as for mathematics first graders. uses research and development (RD) with ADDIE model. Data collection techniques were interviews, observation, questionnaires. The quality was obtained from validity practicality test. Expert validation carried out evaluate content. test conducted one-to-one (3 students) small groups (6 students working groups). results showed that received high score expert judgment. also had positive responses guessing ordering numbers. findings indicate has potential be used medium grade students.