Open Data

Datasets

The open data behind every Learnosaur game. Download and use it in your classroom, app, or research — no login required.

Creative Commons licensedNo attribution required for classroom useUpdated quarterly
FoundationalCSV · JSON

Sight Words K–2

Dolch & Fry high-frequency word lists.

Powers these activities
220 words
MorphologyCSV · JSON · XLSX

Affix Database

Prefixes, suffixes, and roots with meanings & examples.

Powers these activities
340 entries
SpellingCSV

Grade 3 Spelling

Common Core aligned spelling lists for 3rd grade.

180 words
ReadingJSON · PDF

Reading Passages

Short passages with comprehension prompts, grades 2–6.

Powers these activities
85 passages
GrammarJSON

Grammar Rules

Structured grammar data with examples and exceptions.

200 rules
PhonicsCSV · JSON

Rhyming Pairs

Phoneme-based rhyming word pairs for phonics instruction.

Powers these activities
500 pairs
VocabularyJSON · XLSX

Vocabulary Tiers

Tier 1–3 word lists by grade level and domain.

1.2K words
ELL SupportCSV · JSON

Sentence Frames

Academic sentence starters for ELL and writing support.

300 frames
PhonicsCSV

Decodable Words

CVC, CVCE, and digraph word families for phonics.

450 words