Good night Mr. Panda by Steve Antony
Other book suggestions:
Goodnight Moon by Margaret Wise Brown
Dinosaur Vs. Bedtime by Bob Shea
The Napping House by Audrey Wood
If you're sleepy and you know it
If you're happy and you know it with modified actions: yawn, stretch, go to sleep
See the Little Bunnies Sleeping (adapted from Jbrary)
See the bunnies sleeping til it's nearly noon.
Come and let us gently wake them with a merry tune!
(repeat with the kids pretending to be other animals)
The Lion Sleeps Tonight by Laurie Berkner (with scarves)
Craft: We made a "Tuck In Teddy" with a teddy bear pattern and a construction paper bed.