Measurement of liquid volume takes on a familiar shape with these giant, proportionately scaled magnets. Young students can explore the relationships between gallons, quarts, pints, and cups, while older students can calculate ounces. Includes 36 pieces: 4-piece gallon, 4 quarts, 8 pints, 16 cups, 4 labels (gallon, quarts, pints, cups), and activity guide. Grades 2+/Ages 8+.