The interactive analyses have moved to dedicated pages:
- Vocabulary Norms — vocabulary size growth curves
- Item Trajectories — developmental trajectories of individual words
- Cross-Linguistic Trajectories — words compared across languages via uni-lemmas
- Semantic Networks — embedding-based word networks
- CDI Scoring — percentile scoring for your own administrations
- Data downloads — by-child, by-word, and child-by-word exports
Analysis reports from the Wordbank team:
- Predicting Words’ Age of Acquisition
- Estimating Words’ Age of Acquisition
- Vocabulary Composition Trajectories
- Relationship between Lexicon and Grammar
- Maternal Education Differences in Vocabulary
- Gender Differences in Vocabulary
For the full picture, see the Wordbank book.