JALANDHAR: The students of the five schools of Innocent Hearts (Green Model Town, Loharan, Cantt.- Jandiala Road, Royal World and Kapurthala Road) organized a program on the theme of 'Sustainable Use of Waste Materials. They showed their intrinsic talent by creating working and non-working projects/models of science from Waste Material on World Conservation Day. They did innovative experiments related to Earth Science, Physics, Chemistry, Biology and Environmental Science and created various projects/models to Harness Solar Energy, Water Dispenser, 3-R's (Reuse, Reduce, Recycle), Animal Cell, Prepared Neuron, Microscope, Well, Water Cycle, Soil Irrigation etc. While the presentation of their models, they explained the working of the models and their uses.