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In this activity, learners will use string and salt to lift an ice cube out of a glass of water. Salt depresses the freezing point of water, allowing it to melt around the string and refreeze.

1 cent - $1 per group Ages 4 - adult 10 to 30 minutes
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In this activity, learners will pretend to be archaeologist using this chilling experience.

$1 - $5 per group Ages 4 - 14 10 to 30 minutes