An Experiment on Measuring Volume


We all have heard the fable of ‘The Thirsty Crow’, who, using its keen sense of observation, is able to quench its thirst! This unit aims to make the students perform the famous “Thirsty Crow” experiment, and to reach a surprising conclusion thereafter. It also brushes up the concepts of average, volume and how to measure the volume of irregular objects.

Desired prerequiste: Precise and Accurate Measurement

Materials Required

A narrow transparent cylinder (or a transparent 500 ml water bottle with the top cut off), Similar sized glass marbles (~40), Small irregular stone which can fit into cylinder comfortably, Ruler, Marker pen that draws thin mark, Straight edge (like another ruler or edge of a notebook).

Download PDF in

Teachers' Version