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Amar Bose: Pioneer of high-end audio technology

By his own account, Amar Bose was an inventor first, a teacher second and a businessman third. But the company he created not only revolutionised audio technology but made his surname alone a shorthand for high-end sound systems around the world.

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Porsche Boxster S

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The 10 Best sledges

1. Grass Sledge

£255.33, grass-sledge.co.uk

This toboggan skims down grassy slopes as smoothly as snowy ones. Sit back in the moulded seat and have the ride of your life.