Metallic bonding Class activity Play

Metals distribution in the periodic table Animation Play

Metals in the periodic table Illustration Play

Methods of modulation Animation Play

Michelson's determinations of the speed of light Whiteboard exercise Play

Microwave oven Animation Play

Microwaves Animation Play

Microwaves Student activity Play

Microwaves in the kitchen and in a mobile phone Whiteboard exercise Play

Microwaves in the kitchen and in a mobile phone Student activity Play

Mobile telephony Slideshow Play

Mobile telephony Student activity Play

Modal value Whiteboard exercise Play

Mode and median in a table Whiteboard exercise Play

Mode and median in a table Student activity Play

Molecular shapes Class activity Play

Molecular shapes Whiteboard presentation Play

Monochromaticity, divergence and coherence Student activity Play

Movement without the Doppler effect Student activity Play

Movement without the Doppler effect Whiteboard exercise Play

Moving source of sound Animation Play

Moving wave source Animation Play

Multimodal data Whiteboard exercise Play

Multimodality Student activity Play

Multiplication of integers Student activity Play