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Lesson 7 of 9

The big picture

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3 min

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Ask, predict, test, record, repeat, and ask again.

The Wonderful World of Science: the whole chapter on one screen
IdeaRememberExample
What science isFinding out and checking, not only facts.Why do plants lean toward the sun?
AskingA checkable question is one you can test.Does light change the lean?
PredictingSay it before you test."20 seconds," said before stirring.
Fair testingChange only one thing.Only water differs between pots.
RecordingWritten stays. Remembered fades.Day 2 was never written, so it is lost.
RepeatingOne try can mislead. The average is closer.Trial 1 is off. The average is close.

Now open Chapter 1, The Wonderful World of Science. You tried every step already.