Funding for this research was provided by:
Wellcome Trust (WT102565/z/13/z)
Department of Health (HICF-R8-442)
Received: 17 December 2019
Accepted: 14 April 2020
First Online: 6 June 2020
Ethics approval and consent to participate
: All parents from research participants in the pre- and post-measures of each study received an information leaflet about the study and an opt-out consent form. If requested by the school or nursery an opt-in consent procedure was used. Children were always asked for oral or non-verbal assent at the time of testing. The study protocol was compliant with the Declaration of Helsinki and was approved by the Ethics Committee of the Newcastle University Faculty of Medical Sciences (approval number 01078).
: Not applicable.
: Jenny CA Read is a consultant for Magic Leap. The ASTEROID vision test has recently been licensed to a company. The other authors declare no other conflicts of interest.