bet some of the questions gotcha! 
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If you need a laugh, then read through these Children's Science Exam Answers.
Q: Name the four seasons.
A: Salt, pepper, mustard and vinegar.
Q: Explain one of the processes by which water can be made safe to drink.
A: Flirtation makes water safe to drink because it removes large pollutants like grit, sand, dead sheep and canoeists.
Q: How is dew formed?
A: The sun shines down on the leaves and makes them perspire.
Q: How can you delay milk turning sour? (brilliant, love this!)
A: Keep it in the cow.
Q: What causes the tides in the oceans?
A: The tides are a fight between the Earth and the Moon. All water tends to flow towards the moon, because there is no water on the moon, and nature hates a vacuum. I forget where the sun joins in this fight.
Q: What are steroids?
A: Things for keeping carpets still on the stairs.
Q: What happens to your body as you age?
A: When you get old, so do your bowels and you get intercontinental.
Q: What happens to a boy when he reaches puberty?
A: He says good-bye to his boyhood and looks forward to his adultery.
Q: Name a major disease associated with cigarettes
A: Premature death.
Q: How are the main parts of the body categorized?(e.g. abdomen.)
A: The body is consisted into three parts - the brainium, the borax and the abdominal cavity. The brainium contains the brain; the borax contains the heart and lungs, and the abdominal cavity contains the five bowels, A, E, I, O, and U.
Q: What is the fibula?
A: A small lie.
Q: What does "varicose" mean? (I do love this one...)
A: Nearby.
Q: Give the meaning of the term "Caesarean Section"
A: The Caesarean Section is a district in Rome
Q: What does the word "benign" mean?'
A: Benign is what you will be after you be eight