Abstract
The purposes of the study were to study and compare spatial abilities of preschool Children, before and after learning by Creative Art Instructional Package for develop spatial activities. Subjects were fifty 5 - 6 year old kindergarten 3, student’s studying in the first semester, academic year 2008 at Srinakarinwirot University: Prasarnmit Demonstration School (Elementary).The experiment was carried out in 10 sessions within 10 weeks: 1 session per week and 50 minutes per session. The research instruments were Abilities Test for Preschool Children which has the reliability of .84 and Creative Art Instructional Package for developing spatial activities. The study employed was One - Group Pretest - Posttest Design. The statistic of t - test for dependent samples was used to analyze the data.