Three experiments to do using balloons. Simple and easy to follow. Great for kids. The first experiment used pins and we see that if we increase the number of .\r
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Some things in this world just dont mix. dogs and cats, oil and water, needles and balloons. Everyone knows that a balloons worst fear is a sharp object. even .\r
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This is a simple and fun trick. Simply place an empty plastic drink bottle in the freezer. Leave for 5 minutes. Bring it out and quickly put a balloon over the top hole .
