Evaluate LingoDeer versus Duolingo specifically for syntax acquisition and vocabulary retention among adult language learners.
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Evaluate LingoDeer versus Duolingo specifically for syntax acquisition and vocabulary retention among adult language learners.
3 real searches · 1 real-search pass
LingoDeer Duolingo comparative study grammar syntax vocabulary retention adult language learners research spaced repetitionGoogle ↗
OBSERVEDReason
Duolingo effectiveness study vocabulary retention grammar learning adult learners researchGoogle ↗
OBSERVEDReason
LingoDeer app grammar explanations curriculum sentence structure features officialGoogle ↗
OBSERVEDOther / navigational
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (3)
Classes come from the query-classifier (a local Laya model). 2 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT3 real searches · gpt-6
LingoDeer Duolingo comparative study grammar syntax vocabulary retention adult language learners research spaced repetition Google ↗
Duolingo effectiveness study vocabulary retention grammar learning adult learners research Google ↗
LingoDeer app grammar explanations curriculum sentence structure features official Google ↗
- How is LingoDeer different from other apps? · support.lingodeer.com
- About LingoDeer · blog.lingodeer.com
- LingoDeer: Learn Japanese, Korean, Chinese, and more! · lingodeer.com
- LingoDeer - Learn Languages · play.google.com
- Frontiers | What predicts second-language vocabulary retention? A common-metric comparison of behavioural learning traces and self-reported strategy use · frontiersin.org
- Comparing the effectiveness of Duolingo, Classroom instruction, and Classroom + Duolingo instruction conditions on beginner-level French language development | Studies in Second Language Acquisition · cambridge.org
- Mobile-assisted language learning with Babbel and Duolingo: comparing L2 learning gains and user experience: Computer Assisted Language Learning: Vol 38 , No 4 · doi.org
- Mobile-assisted language learning with Babbel and Duolingo: comparing L2 learning gains and user experience. · openurl.ebsco.com
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
LingoDeer Duolingo comparative study grammar syntax vocabulary retention adult language learners research spaced repetition OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
Duolingo effectiveness study vocabulary retention grammar learning adult learners research OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
LingoDeer app grammar explanations curriculum sentence structure features official OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 |