644613
9780924886614
Why does ice cream float in root beer? The answers to this and other questions of youthful empirical concern surface in this unit of substance. Secret formulas, salt solutions, color layering in liquid, and other activities reinforce students' practical understanding of this important concept in the physical sciences.Barber, Jacqueline is the author of 'Discovering Density' with ISBN 9780924886614 and ISBN 0924886617.
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