Sixty-five students came up with 17 projects at the district edition of the 20th National Children’s Science Congress, an initiative of the Union Ministry of Science and Technology and the Kerala State Council for Science, Technology and Environment to nurture scientific temper among students, here on Monday.

Five schools were selected to represent the district in the State-level congress. Anjana T. and group of St. Joseph’s Anglo-Indian Girls’ School won the first prize for the project “Microbial remediation of hazardous plasticiser in PVC plastics into biogas.”

Aswanth Raj and group of Perambra higher secondary school won the second prize for the study “Food habits of schoolchildren and energy requirements.” The third prize went to Anwaya Dev and group from the Valiacode upper primary school for their project “Energy and society.”

Deputy Director of Education P. Gouri inaugurated the programme.