The purpose of the study.1. to create and find out the effectiveness of computer-assisted lessons teach. Basic science subjects for the universe and the solar system, stellar for students in grade 3, a powerful 80/80 basis.2. to compare the achievement of students before and after school, using computer-assisted lessons teach fundamental science about universe and solar system, stellar.3. to study the satisfaction of students grade 3 to learn using computer-assisted lessons teach. Basic science subjects for the universe and the solar system, stellar.
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