ISBN-13: 9780531147849 / Angielski / Miękka / 2008 / 48 str.
- Clean new design for easy readability and comprehension
- Updated text presented in a lively, continuous narrative
- New center-spread "sidebar" feature presenting material in a fun, creative way
- Excellent age-appropriate introduction to curriculum-relevant subjects
- "Words to Know" glossary clarifies subject-specific vocabulary
- "Learn More" section encourages independent study
- Index makes navigating subject matter easy