Propriétés physiques de la matière - solides, liquides et gaz French Boom CardsSolids, Liquids, And Gases Physical Properties Of Matter Activity Boom Cards™ Our activity deck is perfect for classrooms and virtual classes. They will learn the concept of the properties of matter, solids, liquids, and gases. Students will love our fun and interactive activity decks. This deck is ideal for students as they will engage themselves. The Boom Card activity deck will have 67 different cards. It will be