Answers of effective Experimental teaching methods for voltage learning.
| Teaching methods | Number of answers(%) | |||
| Elementary Middle school(12) | High School (22) | Pre-service teachers(11) | Total (45) | |
| Experiments class with measurement | 3(25.0%) | 1(4.5%) | 1(9.1%) | 5(11.1%) |
| Experiments class with simulation | 1(8.3%) | 2(9.1%) | 4(36.4%) | 7(15.6%) |
| Experiments class with measurement and simulation | 8(66.7%) | 19(86.4%) | 6(54.5%) | 33(73.3%) |