Check the listing for details. School Zone Multiplication 0-12 Flash Cards: 56 Math Cards, 3rd Grade, 4th Grade. Condition: New. Listed at 5.07 USD. BUILD MATH SKILLS: Help third and fourth graders master multiplication! Multiplication 0-12 Flash Cards show 110 problems that range from 0x0 to 12x12. MAKE LEARNING FUN: Bold, colorful flash cards make math feel more like play.