Sound in different material

Student of class III A Cambridge studied how sound travels in different materials through different medium and the volume of sound differs in all the three mediums (solid, liquid & Gas) . Students used water balloons, wooden duster and air as different mediums from where the sound travels.

String Telephone

Student of class III A learnt that sound needs a medium to travel through  string telephone activity . In this activity student made their own string phone and used this phone to talk to their friends on the other side of the phone. Students got curious and understood the concept in an interesting way.