Prof. Shiokawa of CICR and five students of ISEE joined the Science Festival in Tarumizu 2018 which was held on 15 December 2018 at Tarumizu, Kagoshima near the ISEE/CICR Kagoshima Observatory.  Many elementary school students enjoyed feeling the magnetic field effect through experiments of a fluxgate magnetometer and a dry-battery train with permanent magnet in a copper coil.