Check out Escondido Library’s Summer Reading Program. It is seven weeks long taking place from June 17th- August 3rd. Reading at least three books over the summer really makes a difference in the readiness at the start of the school year.
You can find more information here: http://library.escondido.org/kidsSRC.aspx
And don’t forget to practice those basic multiplication and division facts!
You can find sheets here: http://www.math-drills.com