I know many people teach the beginning of reading in kindergarten, having taught numbers and letters prior. However, I'm a bit "old-school" and I prefer to teach the alphabet and numbers in kindergarten. I focus more on shapes, colors, patterns, and a few numbers in preschool. For our homeschool, the "real" learning begins in first grade, when I add in other subjects as well. Kindergarten is still mostly play-based, and I want to keep it that way for now. The alphabet and numbers will suffice. =)
If you're wondering if that is all we do, please check out my Kindergarten page, and you will find what we supplement with. I'm only mentioning the heart and basis of
I have also looked through a number of curricula, as well as talked with school teachers, and have seen that there seems to be a split in how to approach teaching the letters. I was taught in the order of the alphabet, with a letter of the week through the school year. Now, it seems the focus has shifted, and letters are taught in a different sequence, progressing from "easier" to "harder" letters to write. I prefer to stick with the order of the alphabet, as it also reinforces the order as we go, and helps set the foundation for later use of alphabetical order!