2ND GRADE: Smart Guide to 2nd Grade Includes Interactive Book, Dry Erase Marker & Cartridge Master Fundamental Skills Teaches Spelling, Main Idea, Addition, Subtraction, Place Value, Map Skills, States of Matter, Rocks & Minerals Works on LeapPad, LeapPad Plus Microphone, LeapPad Plus Writing, & Quantum LeapPad NOT Compatible with LEAPPAD EXPLORER or My First LeapPad