1.Alma, 4, asks: if a whale gets lost, can the whale find its way home?

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2.Felix, 8, asks: how many kilometres from the sun to Neptune?

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3.Gretel, 8, asks: why does SpongeBob look like a washing-up sponge when he is a sea sponge?

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4.Mara, 7, asks: why do people’s arms swing when they walk?

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5.Misaki, 6, asks: why are sharks good for the ocean when they eat so many fish?

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Molly Oldfield hosts Everything Under the Sun, a podcast answering children’s questions. Do check out her books, Everything Under the Sun and Everything Under the Sun: Quiz Book, as well as her new title, Everything Under the Sun: All Around the World.