Get Ready to Play, Get Ready to Learn, Get Ready for School! Bip, Bop, and Boo Get Ready for School: Number Skills is a third-level number activity playbook designed to support a child''s learning through the early stages of math development. Join the Get Ready for School gang — Bip, Bop, and Boo — and practice adding and subtracting up to 10, counting in 10s, estimating, and sharing with real-life problem-solving activities such as going shopping and playing sports in this fun new format for children 3 to 5 years old. PBS KIDS and the PBS KIDS logo are registered trademarks of PBS. Used with permission. ©2015 PBS. All rights reserved. Supporting the PBS KIDS mission to help all children be ready for school, Get Ready for School boosts children''s confidence, curiosity, and independence with bright and colorful photography, fun flaps to pull and lift, learning games, and engaging characters that keep learning friendly and fun. Help children develop the skills needed for starting school with DK''s new school readiness program featuring interactive board books and games to bring the brightest and best start to learning for every child.