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Evaluator datasets are rigorously annotated by domain experts, so they serve as replicable and transparent benchmarks across the field. Each dataset validates the accuracy of the evaluators built on it: Use these evaluator datasets to guide product development, support research, and integrate best practices into your own edtech team’s workflows.

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For more information

If you’d like to chat with our team about the dataset, methodology, or future plans, you can get in touch with us at support@learningcommons.org ↗.

Text Complexity dataset

Explore expert-annotated text complexity data for grades 3–4.

Graphics Complexity dataset

Explore the passages used to test the Graphics Complexity evaluator.

Core concepts

Learn how evaluator datasets inform accuracy and validation.