Wednesday, February 18, 2015

Separating Mixtures!

Third graders were given the task to seperate a mystery mixture! Once realizing the mixture was salt and pepper, they had to decide on a plan to separate the salt from the pepper. After several tries, they realized that the salt sinks and pepper floats. Next they used coffee filters to get the pepper out of the water. Then with the help of evaporation, the water eventually dried leaving the salt in one pile and pepper in another. 

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