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In this activity, learners will make predictions and experiment with different objects to see if they sink or float.

1 cent - $1 per group Ages 4 - 6 10 to 30 minutes
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In this activity, learners make a foam packing peanut "flink"--neither float away nor sink--in water. Learners experiment with materials to make a Flinker that "flinks" for 10 seconds.

1 cent - $1 per student Ages 6 - 11 5 to 10 minutes