Here, we present a protocol to measure the effect of positive induced emotion on grammar learning in foreign language learners using a semi-artificial language that integrates the grammatical rules of a foreign language with the lexicon of the learners' native language.
Liu, X., Wang, W., Xie, A. Experimental Paradigm for Measuring the Effect of Induced Emotion on Grammar Learning. J. Vis. Exp. (155), e60773, doi:10.3791/60773 (2020).