- Conditions
- Early Math Learning
- Interventions
- TipsbyText Messages
- Other
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 36 Months to 59 Months
- Enrollment
- 1,000 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Portland, Oregon
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- Conditions
- Literacy
- Interventions
- Tips By Text Messages
- Other
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 3 Years to 5 Years
- Enrollment
- 381 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- San Jose, California