具体描述
- Simplifies complex math concepts- Explains concepts using real-life situations and familiar objects- Clear linkage between text and photos- "Words You Know" section to reinforce text- IndexGrades K-4 National Social Studies Standards- Science As Inquiry: I- Use data to explain- Communicate findings- Physical Science: II- Properties of objects and materials: shape, weight, color, etc., and their ability to react with other materials
