Download or read book Undersea, 6, 7 with Buster and Friends. Numbers for Counting written by Bugville Learning and published by Bugville Publishing. This book was released on 2015-06-02 with total page 35 pages. Available in PDF, EPUB and Kindle. Book excerpt: Skip counting fun! Join Buster and Lass and their undersea friends for a special counting adventure. It's a fun and different way to learn number skills. Instead of focusing on simple 1-2-3 skills, this book focuses on number sequencing and grouping by 6s and 7s. The ability to see groups of items and know their count is an essential skill for your child's development and forms the basis of many more advanced number skills.