| Feature | Teacher Assistant | Teacher Agent |
| Primary Purpose | Helps teachers complete individual tasks and answer questions | Helps teachers accomplish larger goals through multi-step workflows |
| Interaction Style | Prompt and response assistant | Goal-oriented agent that can plan and execute multiple steps |
| Lesson Planning | Generates lesson plans when requested | Can create complete lesson packages and supporting materials from a learning objective |
| Assessment Creation | Creates quizzes, questions, answer keys, and rubrics on demand | Can generate assessments as part of a broader instructional workflow |
| Resource Recommendations | Suggests relevant CK-12 resources when asked | Automatically identifies and incorporates relevant CK-12 resources into generated materials |
| Instructional Activities | Creates activities based on teacher prompts | Can build sequences of activities aligned to lesson goals |
| Content Differentiation | Adapts content for different learning levels upon request | Can generate differentiated versions of multiple instructional materials within a workflow |
| Workflow Automation | Limited to the specific task requested | Designed to automate and coordinate multiple related teaching tasks |
| Multi-Step Task Execution | No | Yes |
| Instructional Sequencing | Provides recommendations when prompted | Organizes lessons, activities, assessments, and resources into coherent instructional sequences |
| Curriculum Planning | Assists with planning tasks individually | Supports broader unit, course, or curriculum planning workflows |
| Context Retention Within a Session | Uses current conversation context to answer questions | Uses context to carry out a sequence of connected tasks toward a goal |
| Teacher Guidance | Provides suggestions and recommendations | Provides recommendations and proactively completes supporting tasks |
| Customization | Responds to teacher instructions and preferences | Uses teacher goals and preferences to generate coordinated outputs |
| Best For | Quick questions, content generation, lesson support, and resource discovery | End-to-end lesson development, instructional planning, and workflow efficiency |
| Teacher Control | Teacher directs each individual task | Teacher sets objectives while the agent assists with task completion |
| Time Savings | Reduces time spent creating individual materials | Reduces time spent managing and coordinating multiple instructional tasks |
| CK-12 Content Integration | References CK-12 educational content and resources | Leverages CK-12 content to build comprehensive instructional solutions |
| Recommended Use Cases | "Create a quiz on photosynthesis." "Suggest a classroom activity." "Explain a concept." | "Build a complete lesson on photosynthesis with objectives, activities, assessments, and CK-12 resources." |
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