Potential Paths: Path 1: Eduaide is a comprehensive solution that caters to all aspects of the teacher's query. It provides AI-assisted lesson planning, grading, and student engagement through its wide array of features. Furthermore, it allows for the generation of relevant content tailored to specific needs, aiding in the enrichment of teaching materials across subjects. Path 2: A combination of tools could also be effective. Use MagicSchool AI for AI-aided lesson planning, content creation, and assessment creation. Then, it can be complemented with Enlighten AI for AI-powered grading and bias reduction during grading. This strategy allows the user to leverage the strengths of different tools to meet their requirements in a more tailored way.

Final Narrative: To address your requirements in AI-assisted lesson planning, grading, and student engagement, I would recommend Eduaide.

Eduaide is an AI-powered tool designed to optimally support teachers in tasks such as lesson planning and grading. It uses natural language processing to create relevant educational content based on your specific needs and can customize this across different subjects and grade levels.

With Eduaide, you can select from over 100 resource types (lesson plans, discussion prompts, slides, videos, games, etc.) to enrich your teaching materials. Its inbuilt teaching assistant with a feedback bot allows for the instant review of student work, providing comprehensive feedback on aspects such as grammar, structure, and logic.

The AI tool also promotes student engagement by interacting with students to answer their questions and provide explanations, adding a personalized layer to the learning experience. Moreover, you can tune these interactions to suit individual student needs using simple, intuitive controls through its user-friendly interfaces.

In summary, Eduaide is a robust tool that complements your teaching skillset by providing AI-assisted solutions in lesson planning, grading and student engagement. Its user-friendly interface and time-saving capabilities make it a highly valuable addition to your teaching toolbox.