Take a picture of each child holding a sight word. Then make a power point presentation with those pictures of each child holding the words, and use to practice sight words. Email the powerpoint to the parents so they can use it to practice at home
I used to use a whisper phone! DIY Whisper Phones~ Children use these to hear themselves as they quietly read aloud. This post has great directions and with pictures that explain how to make them with inexpensive materials.
Spelling Use a small chalkboard and write the classes sight words. Then use a small eraser and have the students overlap the words written in chalk. Works on their motor skills needed to write the words and practices their spelling.