2. Compare sizes: Show your baby two items and compare their sizes. For example, which apple is bigger? Which toy is heavier?
3. Classification: classify some items, such as putting all the fruits together, putting all the toys together, and so on.
4. Shape recognition: teach your baby to know various shapes, such as circles, triangles, squares, etc. You can learn by painting, puzzles, etc.
5. Time concept: teach your baby the concept of time, such as what time is it? What day was yesterday? What date is tomorrow?
6. Communicate in simple mathematical language: When babies learn some basic mathematical concepts, they can be encouraged to express their thinking process and answers in simple language. For example, "I have three apples, you give me two, how many do I have left?"
7. Game-based learning: Inspire mathematics through various interesting games, such as playing with building blocks, puzzles, coloring, etc., which can help babies better understand mathematical concepts.