Curriculum of a school consists of all the experiences that a learner encounters under the direction of the school. The curriculum of any educational system is planned and developed according to the needs of the society. Just as the society is dynamic, the curriculum is also dynamic. Hence, curriculum is usually changed from time to time. This paper focuses on the processes of curriculum development in mathematics.This includes determination of educational goals and objectives, selection of learning experiences, organization, try out of the curriculum, implementation and evaluation. Some models for curriculum development are also discussed.