Errorless learning ( el ) is considered passive , or less taxing on the brain , because it provides the correct answer to be remembered during the learning process .
无误学习（el）被认为是被动的，大脑的负荷较小，因为它在学习过程提供了供记忆的正确答案。
In two separate studies , researchers compared the memory benefits of trial-and-error learning ( tel ) with errorless learning ( el ) in memory exercises with groups of healthy young and older adults .
