Techno Mum: How does it work?

Find out how every day objects work with Techno Mum!

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Techno Mum

About Techno Mum

Techno Mum

DAB Digital Radio

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How do radios know what song is playing?

Techno Mum

How does a card know how much money is in the bank?

Techno Mum

Why do batteries die?

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How can computers identify a song?

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How do fingerprint scanners work?

Techno Mum

What do car batteries do?

Techno Mum

Smoke Alarms

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Telly

Techno Mum

Digital Roads

Techno Mum

How do electronic car keys work?

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How do game controllers work?

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WiFi Wonders

WiFi Wonders

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Zappers and Controllers

Zappers and Controllers

Techno Mum

Techno Security

Techno Security

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