Science Sparks | सायन्स स्पार्क्सScience Sparks There are amazing possibilities Of doing creative science experiments using simple, readily available stuff. This book, contains many such activities how to make A. Helicopter Fan using A. motor and fan; how to understand pressure using throw away plastic bottles and to make simple CD Gyroscope and understand their function. These activities apart from being fun will also help school children in understanding various science concepts in