Devarshi Sharma of Class X C (DS) has made a Siphon System for moving coloured water. Trishit Ghosh of Class X C (DS) has made an electroscope to show the existence and nature of charge. He saw that when silicon …

Performing an Experiment Experiment/activity: At first the oil stays at the top of the container because oil is lighter than water. The key to making the oil fall to the bottom is the salt, it binds to the oil, making …