didactic resource 42 recurso didc̀tico 42 enseąnza secundaria 26 secondary education 26 Advanced technology 11 Tecnologa̕ avanzada 11 Energa̕ 8 больше ... Energy 8 Materiales 8 Materials 8 Communication technology 7 Tecnologa̕ de las comunicaciones 7 enseąnza 7 Materials engineering 6 TecnologƯ̕a de los materiales 6 teaching 6 Educacin̤ superior 4 Education higher 4 Educational method 4 Generacin̤ de energa̕ 4 Mťodos de enseąnza 4 Power generation 4 Campos elčtricos 3 Campos electromagnťicos 3 Computer assisted instruction 3 Electric fields 3 Electromagnetic fields 3 Enseąnza con ayuda de computadores 3 Force and energy 3 Fuerza y energa̕ 3 меньше ...