1. Fröbel, F.: Mutter-und kose-lieder. A. Pichlers Witwe & Sohn, Vienna (1906)
2. Eshach, H., Fried, M.N.: Should science be taught in early childhood? J. Sci. Educ. Technol. 14(3), 315–336 (2005)
3. Ashbrook, P.: Shining light on misconceptions. Sci. Child. 50(2), 30 (2012)
4. Magnusson, S.J., Palincsar, A.S.: Teaching to promote the development of scientific knowledge and reasoning about light at the elementary school level. In: How Students Learn: History, Mathematics, and Science in the Classroom, pp. 421–474 (2005)
5. Rice, K., Feher, E.: Pinholes and images: Children’s conceptions of light and vision. I. Sci. Educ. 71(4), 629–639 (1987)