Brewster, Maggie, and the twins wonder ‘Why do our heads hurt after we drink cold stuff too fast?’ They meet Thinky Brain. He explains that ice makes the mouth cold and when the brain tries to warm things up fast it gives you a headache feeling.
Up Next in Brewster the Rooster
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Hiccup Helvetica
When Helvetica Frog gets the hiccups she wonders ‘What causes hiccups?’ The friends are transported to a human body where they meet Bob O’ Tummy who explains that hiccups are caused by the diaphragm muscle jumping.
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Goneasaurus
Brewster, Maggie and the twins find a toy dinosaur. They wonder ‘Why don’t we see real dinosaurs?’ Brewster takes them to meet Dino-Biggles who describes how long ago the weather changed and the dinosaurs couldn’t survive in it, so became extinct.
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Flat as a Pancake
Brewster slips on a globe and Hamish wonders “Why does the world look flat?’ The friends become astronauts and talk to the moon. He tells them that because they are so small compared to the earth that it looks flat to them.