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Sodium metal is soft and squishy
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Sodium metal, soft, reactive, and squishy
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Sodium is better than potassium
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This is SO cool!
0:57
Potassium metal is soft, squishy, but reactive and fun to cut!
0:38
Used syringe under the microscope is insane (real!)
2:56
Materials - Science for Kids | @PrimaryWorld
0:15
#hard nd soft objects #chart # how to make chart on hard soft object
