- 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. - 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