In this activity, students will work as a group to sort the fraction cards and place them on the number line in the correct place. Some will need to stack, one above the other - these are our equivalent fractions. (This is also a great introduction/review of how a ruler works.) Finally, students will record their answers on the number line worksheet. Once all groups have had an opportunity to visit this center, meet as a class and discuss their results. Since you laminated the cards, you may cho