Happiness principle

Subject: Happiness principle 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

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Happiness candles

Subject: Happiness candles 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

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Top headlines summary

Subject: Top headlines summary 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

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