Second Grade Addition, , Highlights, Penguin Random House, USA,Children’s / Teenage general interest: Mathematics and numbers,Children’s / Teenage general interest: Science and technology, teachers;parents;arithmetic;math strategies;single digits;double digits;arrays;homeschool;highlights;confidence;second grade;activities;numbers;games;fun;puzzles;play;learn;addition;math;counting;money;math books;gifts for girls;math book;nonfiction books for kids;gifts for boys;gifts;fun games;family games;educational toys;math games;puzzles for kids;educational games;multiplication;mind games;math workbooks;math for kids;math toys;counting books;math books for kids;family fun and games,, Highlights Learning Fun Workbooks, United States, en-UShttps://international.highlights.comteachers;parents;arithmetic;math strategies;single digits;double digits;arrays;homeschool;highlights;confidence;second grade;activities;numbers;games;fun;puzzles;play;learn;addition;math;counting;money;math books;gifts for girls;math book;nonfiction books for kids;gifts for boys;gifts;fun games;family games;educational toys;math games;puzzles for kids;educational games;multiplication;mind games;math workbooks;math for kids;math toys;counting books;math books for kids;family fun and games, [BLURB],[CITY],,books, ebooks, biblet, Book2look