Big Questions

Turquoise Band 7

Big Questions

Letters and Sounds Phase 5–6

Phonemes covered: /n/ kn, /r/ wr, /s/ c, ce, sc, /sh/ ti, ci, si

Big Questions

Why is the sky blue?

Why does your nose itch?

Find the answers to these and other fascinating questions.

Browse the complete Collins catalogue at

www.collins.co.uk ISBN 978-0-00-825182-6

9 780008 251826

www.collins.co.uk/collinsbigcat

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An information book

Rob Alcraft 19/10/2017 15:06

Introduction So, you want to know why?

Want to know why your nose itches, or why the sky is blue? Let’s find out.

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Questions about me Why do I have eyebrows? eb o s Eyebrows are essential – they keep water and sweat out of your eyes. es.

Eyebrows also help with communication.

What do these eyebrows say?

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Why is my nose itchy?

Occasionally, tiny specks of things like dust will make you itch.

The itch sends information to your brain that something is wrong. The instruction it sends is: scratch! brain brain itch itch! scratch scratch!

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Why am I dizzy?

Your sense of balance comes from tiny tubes of liquid inside your inner ear. As you move, the liquid moves, sending messages to your brain.

liquid

If you spin, then stop, the liquid in your inner ear is still in motion. Your brain feels confusion – and you feel dizzy.

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