Materials and their properties science quiz online, Interactive Science Quiz For 2nd, 3rd and 4th Grade, what materials objects are made of quiz. In this quiz students will be shown pictures of objects and they have to select the property that best describes he object e.g. rough, shiny, yellow, bumpy, sticky etc. In some questions students will be asked to determine the materials from which certain everyday objects are made of, for example a table is made of wood, a ring is made of metal, bread is made of flour and so on. This quiz will aid educators by supplementing their regular course and helping students to get more practice at home and in the classroom.