● Includes 3 units of 10 Grasshoppers (LS01319M) and 1 set of 15 Grasshopper Dissection Guides (SB07317M) and Nasco will supply an additional set of 15 Grasshopper Dissection Guides FREE! ● Save $7.95 and allow each student to have their own dissection guide. ● Must be ordered by number LS03721M to receive special classroom pack price.