le Grange, L. 2013. The response of school science to the challenge of food production in the 21st century. Suid-Afrikaans Tydskrif vir Natuurwetenskap en Tegnologie / <i>South African Journal of Science and Technology</i&gt;. 32, 1 (Dec. 2013), 7 bladsye. DOI:https://doi.org/10.4102/satnt.v32i1.775.