HEY CLASS 9(IX) THIS IS MOST HELPFULL FOR YOU YOU CAN BUY THIS INCLUDES SOCIAL SCIENCE GUIDE AND ALL 4 BOOKS AND 2 SAMPLE PAPER OF SOCIAL SCIENCE IT'S COST IS VERY HIGH IN BOOKS STORE BUT IAM GIVING THIS IN VERY LOW COST SO BUY NOW DON'T WAIT ALL 4BOOKS AND A GUIDE AND SAMPLE PAPERS