ADI Core 9
A Skill-Building Program in the Foundations of Acquisition-Driven Instruction
Good language teaching consists of identifiable, learnable skills. ADI Core 9 breaks Acquisition-Driven Instruction down into nine of the most important skills and gives you a full month to focus on each one.
Each month, you'll learn specific techniques, see them demonstrated, put them into practice with your own students, and reflect on what works for you.
Whether you're new to ADI or an experienced teacher ready to refine your practice, Core 9 gives you the structure, support, and sustained practice to keep growing all school year long.
Regardless of the curriculum you use, these are the skills that make it work.
Choose Your ADI Core 9 Cohort
September 2026 – May 2027 • 20–33 PD Hours • Starting at $119
Choose the amount of support that works best for you!
PRACTICE — $119 (20 PD Hours)
Grow independently.The complete Core 9 learning experience for teachers who want to work at their own pace.
CONNECT — $219 (30 PD Hours)
Grow with a community.Everything in Practice, plus monthly meetups, expert feedback, and CI Summit savings.
SOAR — $349 (33 PD Hours)
Grow with a pro.Everything in Connect, plus three one-on-one sessions with an ADI expert coach, as well as additional feedback.
| Practice | Connect | Soar | |
|---|---|---|---|
| Curated demo videos in course portal | |||
| Monthly challenges, pro tips, and reflections | |||
| Monthly classroom resource recommendations with exclusive participant pricing | |||
| Monthly discussion meetups | |||
| Expert feedback on monthly challenges | |||
| Non-expiring Early Bird rate on CI Summit | |||
| Personalized feedback on all coursework | |||
| Three 1-on-1 sessions with an expert coach (45 minutes each) | |||
| $119 | $219 | $349 |
Monthly meetups happen on the second Wednesday of each month, right after that month’s Teacher Talk webinar. Meetup attendance is limited to ADI Core 9 Connect and Soar participants, for whom the meetings are also recorded for later viewing.
Because of the personalized support involved, space in Connect and Soar is limited. Join these founding cohorts now! For all cohorts, registration for the 2026-2027 program will remain open through October 14, 2026 (the day of the second meetup) or until full, whichever comes first.
Nine Skills. Nine Months. A Lifetime of Joyful Teaching.
September — Make Meaning Clear
Help students understand and acquire language in context.
October — Ask Good Questions
Create interactions that prompt real language use.
November — Use Your Students
Make learning personal, relevant, and engaging.
December — Nail the Stakes
Create the right conditions for eager participation.
January — Own Students' Attention
Hook and sustain attention in an increasingly distracting world.
February — Make Reading Worth It
Choose suitable texts and get more acquisition from reading.
March — Follow the Flow
Build coherent lessons—and confidently adjust on the fly.
April — Celebrate Growth
Assess and recognize learning in meaningful ways.
May — Learn From Yourself
Use reflection to keep getting better year after year.
How ADI Core 9 Works
Ideas are a solid start. Practice changes teaching.
You can learn a lot at a conference or by reading blogs. But becoming a skilled language teacher takes more than learning new ideas; it takes focused practice over time. ADI Core 9 supplies what is often missing for long-term growth: one clear focus at a time, concrete goals, regular reflection, and sustained momentum.
Each Month:
LEARN IT
Watch bite-sized explanations of the month's target skill.
SEE IT
Watch curated demonstrations of the techniques in action.
TRY IT
Choose classroom challenges that fit your experience, students, and situation.
REFLECT
Identify what worked, what you'd change, and where you want to grow.
CONNECT (Connect + Soar)
Meet with an expert coach and other teachers and receive feedback.ADI Core 9 - Soar participants also get three one-on-one in-depth coaching sessions with a veteran instructional coach, spaced throughout the year however they wish: for example, three sessions early in the year for the strongest possible start, or one session at the beginning, a mid-year check-in, and a session near the end.
When you complete the program, you’ll receive an ADI Core 9 digital badge and a certificate documenting your professional development hours:
Practice: 20 hours | Connect: 30 hours | Soar: 33 hours
Course Outline
Skill 1: Make meaning clear (September)
Skill 1: Make meaning clear (September)
Skill 2: Ask good questions (October)
Skill 2: Ask good questions (October)
Skill 3: Use your students (November)
Skill 3: Use your students (November)
Skill 4: Nail the stakes (December)
Skill 4: Nail the stakes (December)
Skill 5: Own students’ attention (January)
Skill 5: Own students’ attention (January)
Skill 6: Make reading worth it (February)
Skill 6: Make reading worth it (February)
Skill 7: Follow the flow (March)
Skill 7: Follow the flow (March)
Skill 8: Celebrate growth (April)
Skill 8: Celebrate growth (April)
Skill 9: Learn from yourself (May)
Skill 9: Learn from yourself (May)
Note: Course content is released gradually over the course of the year, to help you focus on the current month’s target skill.
About the Course Designer
Justin Slocum Bailey, Director of Teacher Training at Teacher’s Discovery, has spent more than 20 years helping teachers and learners succeed with less stress and more joy. Justin has trained educators in 38 U.S. states and given workshops, courses, and keynotes all over the world. His coaching is grounded in one central belief: Good teaching consists of identifiable, learnable skills. He can’t wait to help you become your best teacher-self!
What Teachers Say About Justin’s Teacher-Training Courses
Justin has astonishing vision for big picture language learning goals and how to achieve them through day-to-day, small-picture processes.
Justin Slocum Bailey is magical and has calmed my nerves many a time!
My new mantra is "Teach like JSB is watching!"
I learned by experience that I really can do this!
Ready to Become a More Skilled, Confident Language Teacher?
Nine skills. Nine months. From one skill at a time to a lifetime of joyful teaching.
Choose the amount of support that's right for you and spend this school year deliberately building the skills that make great language teaching work.
Good language teaching consists of identifiable, learnable skills. ADI Core 9 breaks down Acquisition-Driven Instruction into nine of the most important skills and gives you a full month to focus on each one. Each month, you will learn specific techniques, see them demonstrated, have opportunities to put them into practice with your own students, and reflect on what truly works for you. Regardless of the curriculum you use, these are the skills that make it work!
Whether you are just getting started with Acquisition-Driven Instruction or you want an in-depth review with pro tips and feedback to take you to the next level, ADI Core 9 provides the content, structure, and support to help you grow.
From bite-sized demo videos and monthly challenges to optional meetups and personalized coaching, the program components are strategically designed to help you improve quickly and reliably. The professional growth you achieve with ADI Core 9 translates directly into student learning, all while boosting your confidence as a World Language professional.
Join your ADI Core 9 cohort today and dive into a year of sustainable growth!
ADI Core 9 - Professional Development Cohort
ADI Core 9 - Professional Development Cohort - ADI Core 9 "Practice" - Professional Development Cohort is backordered and will ship as soon as it is back in stock.
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A Skill-Building Program in the Foundations of Acquisition-Driven Instruction
Description
Description
Good language teaching consists of identifiable, learnable skills. ADI Core 9 breaks down Acquisition-Driven Instruction into nine of the most important skills and gives you a full month to focus on each one. Each month, you will learn specific techniques, see them demonstrated, have opportunities to put them into practice with your own students, and reflect on what truly works for you. Regardless of the curriculum you use, these are the skills that make it work!
Whether you are just getting started with Acquisition-Driven Instruction or you want an in-depth review with pro tips and feedback to take you to the next level, ADI Core 9 provides the content, structure, and support to help you grow.
From bite-sized demo videos and monthly challenges to optional meetups and personalized coaching, the program components are strategically designed to help you improve quickly and reliably. The professional growth you achieve with ADI Core 9 translates directly into student learning, all while boosting your confidence as a World Language professional.
Join your ADI Core 9 cohort today and dive into a year of sustainable growth!
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