National Science Day Speech in 300 words for higher standard students. This speech is written in easy and simple words so students can confidently read it in school programs, competitions, and classroom activities. National Science Day is celebrated on 28th February every year in India to remember the discovery of the Raman Effect by Sir C. V. Raman, who won the Nobel Prize in Physics in 1930. This video is helpful for: • School students • HSC students • Speech competitions • Morning assembly speech • Maharashtra State Board student