Aluminum and magnesium antacids work quickly to lower the acid in the stomach. Liquid antacids usually work faster/better than tablets or capsules. This medication works only on existing acid in the stomach. It does not prevent acid production.
If you plan to become a professional curriculum designer, you will generally need to have a teaching degree and a master's degree in education. If you want to remain a teacher and design curriculum for your own students, look into continuing education courses that can help you get started.
A curriculum is a planned sequence of learning experiences. In designing a curriculum, whether for a whole degree programme or for a particular unit, you are planning an intellectual 'journey' for your students - a series of experiences that will result in them learning what you intend them to learn.