Project repository for the study:

Bohn, M., Kachel, G., & Tomasello, M. (in press). Young children spontaneously recreate core properties of language in a new modality. Proceedings of the National Academy of Sciences.

The file ges3000.Rmd presents the supplementary material, which includes code for all analysis reported in the main manuscript and the supplementary material.

A rendered version of the supplementary material can be found at: https://manuelbohn.github.io/ges3000/ges3000.html

Raw data files are stored in data/.

Stimuli pictures used for experiments reported in the sections Initiation of communication and uptake of signalling, Communicating abstract concepts, Conventionalization and Drift to the arbitrary can be found in stimuli/stimuli_ges_d1.png.

Pictures used for the additional data collection for Drift to the arbitrary are shown in stimuli/stimuli_ges_d2.png.

Example videos for the drift to the arbitrary comprehension study can be found in stimuli/drift_to_arbitrary_comprehension/.

For the section Grammatical constructions and communicative pressure, pictures used for the conditions size and number are shown in stimuli/stimuli_number_size.png and for movement in stimuli/stimuli_movement.png.

All pictures used in transitive 2 and transitive 3 can be found in stimuli/stimuli_trans_all_pictures.pdf.