Intensive Immersion courses
All courses listed run for seven weeks and are held weekly, unless otherwise noted.
Intensive group courses are offered two or three times a year.
Some courses will be held in-person, some will be held remotely with BASE instructors. On the registration form, you will indicate remote, in-person or either option.
Summer 2026: starting the week of July 13th running through the week of August 29th.
Next Intensive course dates
Winter 2027: most likely starting the week January 11th running through the week of February 27th
[Exact start dates will be posted by late-November.]
COURSE TERMS
By signing up for a course, you agree with the Course Terms.
PRIVATE CLASSES
If you prefer to take private Spanish classes in Boston, Cambridge, or elsewhere, please see the Private Learning page.
IN-PERSON OR ONLINE CLASSES
On the registration form you’ll have the option to select “Either in-person or online”, “In-person only” or “Online only”.
This schedule is subject to additions and/or cancellations as needed.
Is your top schedule choice not listed? Do you get a message stating that your choice is not available? Indicate this in the comments box when you register, or contact us.
Placements are made on a first-come-first-serve basis.
There are times when a course is full (approximately maxing at six-to-twelve students per group depending on the classroom and course level, at times as few as three or four students). Other times the minimum number of enrolled students in a course has not been met on time, and there is a cancelation or postponement of that schedule.
ADDITIONAL SCHEDULE AVAILABILITY
Please be sure to indicate additional schedule availability and/or take note of additional schedule options to include on your registration.
Spanish
SPANISH INTENSIVO: BÁSICO A/B/C, INT A
Four 1.5-hour classes, two 3-hour classes or one 6-hour class a week:
Monday through Thursday | 12:00 – 1:30 PM
Tuesday and Thursday | 10:00 AM – 1:00 PM
Monday and Wednesday | 5:30 – 8:30 PM
Friday | 10:00 AM – 4:00 PM
Saturday | 10:00 AM – 4:00 PM
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SPANISH INTENSIVO: INT B/C, AVANZADO
Four 1.5-hour classes, two 3-hour classes a week or one 6-hour class a week:
Monday through Thursday | 10:00 – 11:30 AM
Tuesday and Thursday | 2:00 – 5:00 PM
Tuesday | 5:30 – 8:30 PM and Thursday and Friday | 5:30 to 7:00 PM
Friday | 10:00 AM – 4:00 PM
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SPANISH INTENSIVO: AVANZADO
Four 1.5-hour classes, two 3-hour classes a week or one 6-hour class a week:
Monday through Thursday | 10:00 – 11:30 AM
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SPANISH INTENSIVO EXTRA: BÁSICO A/B/C, INT A/B/C
Four 3-hour classes or two 6-hour classes a week:
Monday through Thursday | 2:00 PM – 5:00 PM
Monday through Thursday | 5:30 – 8:30 PM
Tuesday and Thursday | 10:00 AM – 4:00 PM
If the purchase button is not working, please try refreshing this page, clearing the cache in your browser, or use this registration page:
SPANISH ULTRA-INTENSIVO: BÁSICO A/B/C, INT A/B/C, AVANZADO
Four 6-hour classes a week:
Monday through Thursday | 10:00 AM – 4:00 PM
Monday through Thursday | 3:00 – 9:00 PM
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Mandarin Chinese
MANDARIN CHINESE INTENSIVE: BEGINNERS A/B/C/D
Four 1.5-hour or two 3-hour classes a week or one 6-hour class a week:
Monday through Thursday | 12:00 – 1:30 PM
Tuesday and Thursday | 10:00 AM – 1:00 PM
Friday | 9:30 AM – 3:30 PM
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MANDARIN CHINESE INTENSIVE EXTRA: BEGINNERS A/B/C/D & INTERMEDIATE A/B/C/D
Four 3-hour classes or two 6-hour classes a week:
Monday through Thursday | 12:30 – 3:30 PM
Tuesday and Friday | 9:30 AM – 3:30 PM
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MANDARIN CHINESE ULTRA-INTENSIVE: BEGINNERS A/B/C/D, INTERMEDIATE A/B/C/D & ADVANCED
Four 6-hour classes a week:
Monday through Thursday 9:30 AM – 3:30 PM
Wednesday through Friday 9:30 AM – 3:30 PM
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Portuguese
PORTUGUESE INTENSIVE: BEGINNERS A/B/C, INTERMEDIATE A
Four 1.5-hour classes a week or two 3-hr classes a week:
Monday and Wednesday | 5:30 – 8:30 PM
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PORTUGUESE INTENSIVE EXTRA: BEGINNERS A/B/C, INTERMEDIATE A/B/C, ADVANCED
Four 3-hour classes a week or two 6-hr classes a week:
PORTUGUESE ULTRA-INTENSIVE: BEGINNERS A/B/C, INTERMEDIATE A/B/C, ADVANCED, CONVERSATIONAL
Four 6-hour classes a week:
Arabic
ARABIC INTENSIVE: BEGINNERS A/B/C/D
Four 1.5-hour classes, two 3-hour classes or one 6-hour class a week:
Tuesday and Thursday | 10:00 AM – 1:00 PM
Saturdays | 10:00 AM – 4:00 PM
If the purchase button is not working, please try refreshing this page, clearing the cache in your browser, or use this registration page:
ARABIC INTENSIVE: INTERMEDIATE A/B/C/D
Four 1.5-hour classes, two 3-hour classes or one 6-hour class a week:
Monday and Wednesday | 10:00 AM – 1:00 PM
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ARABIC INTENSIVE EXTRA: BEGINNERS A/B/C/D, INTERMEDIATE A/B/C/D
Four 3-hour classes or two 6-hour classes a week:
Monday through Thursday | 2:00 – 5:00 PM
Tuesday and Thursday | 10:00 AM – 4:00 PM
If the purchase button is not working, please try refreshing this page, clearing the cache in your browser, or use this registration page:
ARABIC ULTRA-INTENSIVE: BEGINNERS A/B/C/D, INTERMEDIATE A/B/C/D, ADVANCED
Four 6-hour classes a week:
Monday through Thursday | 10:00 AM – 4:00 PM
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Farsi
FARSI INTENSIVE: BEGINNERS A/B/C/D
Four 1.5-hour classes, two 3-hour classes or one 6-hour class a week:
Monday through Thursday | 9:00 – 10:30 PM
Monday through Thursday | 1:30 – 3:00 PM
Monday and Wednesday | 5:30 – 8:30 PM
Monday through Thursday | 5:30 – 7:00 PM
Tuesday and Thursday | 9:00 AM – 12:00 PM
Tuesday and Thursday | 5:30 – 8:30 PM
Friday | 9:00 AM – 3:00 PM
Saturday | 10:00 – 4:00 PM
FARSI INTENSIVE: INTERMEDIATE A/B/C/D
Four 1.5-hour classes, two 3-hour classes or one 6-hour class a week:
Monday and Wednesday | 9:00 AM – 12:00 PM
Monday through Thursday | 10:45 AM – 12:15 PM
Monday through Thursday | 3:30 – 5:00 PM
Monday through Thursday | 7:15 – 8:45 PM
Tuesday and Thursday | 5:30 – 7:00 PM
Friday | 3:30 PM – 9:30 PM
Saturdays | 10:00 AM – 4:00 PM
FARSI INTENSIVE EXTRA: BEGINNERS A/B/C/D, INTERMEDIATE A/B/C/D
Four 3-hour classes or two 6-hour classes a week:
Monday through Thursday | 10:00 AM – 1:00 PM
Monday through Thursday | 2:00 – 5:00 PM
Monday and Wednesday | 2:30 – 8:30 PM
Tuesday and Thursday | 10:00 AM – 4:00 PM
FARSI ULTRA-INTENSIVE: BEGINNERS A/B/C/D, INTERMEDIATE A/B/C/D, ADVANCED A/B, CONVERSATIONAL
Four 6-hour classes a week:
Monday through Thursday | 10:00 AM – 4:00 PM
Monday through Thursday | 2:30 – 8:30 PM
Russian
RUSSIAN INTENSIVE: BEGINNERS A/B/C/D
Four 1.5-hour OR two 3-hour classes a week OR one 6-hour class a week:
Monday through Thursday | 12:00 – 1:30 PM
Monday through Thursday | 5:30 – 7:00 PM
Tuesday and Thursday | 5:30 – 8:30 PM
Wednesday | 10:00 AM – 4:00 PM
Friday | 2:00 PM – 8:00 PM
Saturday | 10:00 AM – 4:00 PM
RUSSIAN INTENSIVE: INTERMEDIATE A/B/C/D
Four 1.5-hour OR two 3-hour classes a week OR one 6-hour class a week:
Monday through Thursday | 3:30 – 5:00 PM
Monday and Wednesday | 5:30 – 8:30 PM
Monday through Thursday | 7:15 – 8:45 PM
Thursday | 2:00 PM – 8:00 PM
Friday | 10:00 AM – 4:00 PM
Saturday | 2:00 PM – 8:00 PM
RUSSIAN INTENSIVE EXTRA: BEGINNERS A/B/C/D & INTERMEDIATE A/B/C/D
Four 3-hour classes or two 6-hour classes a week:
Monday through Thursday | 10:00 AM – 1:00 PM
Monday through Thursday | 2:00 – 5:00 PM
Monday and Wednesday | 2:00 – 8:00 PM
Tuesday and Thursday | 10:00 AM – 4:00 PM
RUSSIAN ULTRA-INTENSIVE: BEGINNERS A/B/C/D, INTERMEDIATE A/B/C/D & ADVANCED
Four 6-hour classes a week:
Monday through Thursday 10:00AM – 4:00 PM
Monday through Thursday 2:00 – 8:00 PM
Korean
KOREAN INTENSIVE EXTRA: BEGINNERS A/B/C/D & INTERMEDIATE A/B/C/D
Four 3 hour classes a week:
Monday through Thursday | 6:00 – 9:00PM