Kirsten Dalrymple made the CFMT-Kids and used it in all her papers investigating developmental prosopagnosia in kids (e.g. Dalrymple et al., 2014; Dalrymple et al., 2017).
Dalrymple, K., Garrido, L., & Duchaine, B. (2014). Dissociation between face perception and face memory in adults, but not children, with developmental prosopagnosia. Developmental Cognitive Neuroscience, 10: 10-20.
Dalrymple, K.A., Elison, J.T., & Duchaine, B. (2017). Face-selective and domain-general visual processing deficits in children with developmental prosopagnosia. Quarterly Journal of Experimental Psychology, 70: 259-275.
Like all these tests for kids, Kirsten created it and used it to assess facial identity perception in her papers on DP in children.
Films Test for Kids (Expression), Gender Discrimination for Kids, Two Face Detection Tests, CBMT for kids (Bikes), Bike Detection, and others.