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Liter Measurement SetMake the connection to real-life with translucent plastic bottles that mimic familiar water-bottle shapes. Provides concrete representation of liquid capacity measurement, equivalencies and comparisons. Durable, sealable bottles are marked with both metric and customary units. Set of 4 bottles: 2 liter, 1 liter, .500 ml and .250 ml. Activity Guide includes conversion tables. Grades 1+
