Proofread & Edit 4th Grade Math Textbook

I need a meticulous proofreader and editor for a 4th grade Mathematics textbook. The editing should cover all aspects including grammar, spelling, formatting, layout, and ensuring content clarity and accuracy.

Key Responsibilities:
- Thorough proofreading for spelling and grammar errors
- Ensuring consistent and professional formatting and layout
- Checking content for clarity and accuracy
- Adhering to APA style throughout the text

Skills & Experience Required:
- Proven experience in proofreading and editing educational materials
- Strong understanding of APA style
- Excellent attention to detail
- Background in Mathematics is a plus