Marshmallows, Mud Pies, and Messy Rooms

Introduce young children to the chemistry of mixtures: any two or more things mixed together-from large things to molecules. Mixtures can be separated by hand or with tools; molecule mixtures by paper chromatography, filtration, or evaporation. Soap separates oil from water. 24 pp. Colorful illustrations. Reading Level 1-3, Interest Level 2-5.