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DNA is the thread of life. Encoded in its genetic sequence is the information that makes each of us unique.

In this activity, learners create their own experiment and test which of 4 mixtures of household chemicals turn pennies green over 5 days.

In this activity (page 26 of the PDF), learners make observations, formulate hypotheses and design a controlled experiment, based on the reaction of carbon dioxide with calcium hydroxide.

In this activity, learners test different food items by timing how long it takes each liquid to slide from the top of a ramp to the bottom.