Looking for new active methods to improve the school performance: Physical activity! Alberto Ruiz-Ariza, Sebastián López-Serrano, Sara Suárez-Manzano and Emilio J. Martínez-López SHS Web Conf., 37 (2017) 01001 Published online: 14 August 2017 DOI: 10.1051/shsconf/20173701001