In Kinder, we teach one sight word a week at the beginning of the year, and two sight words a week towards the end of the year. In all, we learn 40 sight words throughout the whole school year. An effective technique I've found for teaching these is making flashcards for each of my students at the beginning of the year. I run off a template on card stock, and cut out the flashcards. The week that I teach them, I hand them out to the students. They write their name on the back of the card, and have a sight word bag (zip lock bag) in which they collect their sight words. The template looks like this: