Features: — 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; — Important Words glossary clarifies subject-specific vocabulary; — Resources section encourages independent study; — Index makes navigating subject matter easy.

Features: — 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; — Important Words glossary clarifies subject-specific vocabulary; — Resources section encourages independent study; — Index makes navigating subject matter easy.