sound

Science – Sound – Sound requires a medium – English

This short animated science video in English is meant for upper primary class children (age 11-13 years). This video explains how sound travels – i.e. requires a medium to travel. It starts with a small animated video to show how sound cannot travel in vacuum. It then explains how sound can travel through liquids and […]

How to Make a Matchbox Microphone

Make a microphone out of a matchbox and pencil leads. Listen to sounds and music from the other side of the house using this DIY microphone. Simple audio electronics project. You will also need a battery, some wires and clips, and a pair of headphones or a speaker. Fun and simple science experiment, and great […]