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Why do siblings have different genes?
Why don’t we grow hair on our palms or the soles of our feet?
Why do we stop growing?
Why do animals have bones and not cell walls like plants?
Why did we evolve and become smarter than other species?
how do we grow??? x x
How/Why do we sleep walk?
What do you like best about science?
Why do we have dreams?
What are these DVD's going to be about?
How long will it take for the sea animals in oceans to be in danger because of ocean acidification?
how does something get its colour