nighttime- simply sprinkle 5-10 drops on a tissue and tuck inside a pillowcase. but i don't know if that word is part of the vocabulary in this course. please note this is not an official parrot product but a specifically designed, high quality alternative. it is used for conditions such as diabetes, insomnia and pain relief. and i have to answer "yes, maybe, no" which do i choose? hot glue a washer or disc onto it. this can be done directly from the tour page - just use “ask your question” tab. this deal is out of control. for their funding support for this project. 