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Martin Rettmer

Martin Rettmer

Online Course Instructor

4.56 (129 reviews)

Statistics

746
total students
23 hours
total content
Feb 2021
first content date
Jul 2025
last content date

Courses (15)

📚 Other Courses (15)

Souverän und sicher in Gesprächen
Instructor Martin Rettmer
Martin Rettmer
15 courses
German
Souverän und sicher in Gesprächen

Souverän und sicher in Gesprächen

(4.38 with 16 reviews)
103
students
2.1 hours
content
Aug 2022
updated
$14.99
Vorträge halten - sicher und souverän
Instructor Martin Rettmer
Martin Rettmer
15 courses
German
Vorträge halten - sicher und souverän

Vorträge halten - sicher und souverän

(4.74 with 17 reviews)
78
students
1.4 hours
content
Aug 2022
updated
$14.99
Körpersprache erkennen
Instructor Martin Rettmer
Martin Rettmer
15 courses
German
Körpersprache erkennen

Körpersprache erkennen

(4.67 with 18 reviews)
79
students
1.6 hours
content
Dec 2024
updated
$14.99

Showing 13–15 of 15 courses

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