TY  - BOOK
AU  - Ashbrook,Peggy
TI  - Science is simple: over 250 activities for preschoolers 
PY  - 2003///
CY  - Beltsville, Maryland
PB  - Gryphon House
KW  - Science
KW  - Study and teaching (early childhood)
KW  - Activity programs
N1  - Includes bibliographical references and index
ER  -