Art
     Pre-K Today Outdoor Art: The Sky's the Limit

Block Play
     Early Childhood News, "Assessing Justin's Block Play"
     Toy Directory, Quoted in "Kapla: A Childhood Dream Fulfilled" by Julie L. Jones

Music
     Education World, "Kids Learn Better with a Song in Their Hearts"
     Songs for Teaching, "Some Words About Young Children, Teachers, and Songs"

Science
     Pre-K Today, Exploring Living Things