Purpose of this study is to investigate relation of science learning style, motivation and achievement on 5(superscript th) and 6(superscript th) students. Research instruments both learning style questionnaire and science learning motivation questionnaire were used to survey 905 5(superscript th) and 6(superscript th) grade elementary students from middle of Taiwan. After analyze research data we found, most senior elementary students are diverger learner on science, converger learners have highest learning motivation. There is no motivation and achievement difference between genders, and also no motivation and achievement difference between 4 learning style students. Finally, there is significant correlation between senior elementary students learning motivation and science achievement.