The historical use of SC in schools has been stormy, with professionals (both researchers and teachers alike) on either side of the debate on whether the language is useful or not.
The children showed advanced cognitive skills, including comprehension and expression, specifically related to time.
Overall, Sign Alone and Interpretation was most effective in all areas of the test, proving that SimCom was a struggle for teachers and students alike.
A study conducted in 1998 showed that signing and speaking at the same time results in a slower approach to instruction than if just one modality was used to express language.
Since SimCom can use any spoken language, mainly English, combined with any signed mode, all communication listed below are available for use.