CHILDREN'S EASTER FEASTER

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Happy Harry was delighted to receive so many chocolate eggs at Easter time. He laid them all out on a tray and showed them to his sister, Greedy Griselda. Unfortunately, Greedy Griselda couldn't keep her hands off of them - and messed them all about! When Happy Harry counted them again, he found one missing.... He feels a need to speak to Griselda! Which one is missing?