1. “Case studies of the SCOT programs,” Center for Promotion of Science Education, Japan Science and Technology Agency (JST), 2008 (in Japanese).
2. “Case studies of the SPP programs,” Center for Promotion of Science Education, Japan Science and Technology Agency (JST), 2010 (in Japanese).
3. K. Kiida, “Complete guide for robot kit,” Ohmsha, 2000 (in Japanese).
4. Y. Mizutani and M. Iwamoto, “Possibility of Education which relates to Mechatronics in Elementary School,” IEICE technical report, Education technology, Vol.107, No.155, pp. 35-38, 2007 (in Japanese).
5. Center for Promotion of Science Education, Japan Science & Technology Agency, “Survey of junior high school science teacher in 2008,” Sept. 2008 (in Japanese).