Stratum ID (Bundesland, Foerderschule, Berufsschule) (FDZ)
1 = DEU - stratum 01: NOR\Baden-Wuerttemberg (BW)
2 = DEU - stratum 02: NOR\Bayern (BY)
3 = DEU - stratum 03: NOR\Berlin (BE)
4 = DEU - stratum 04: NOR\Brandenburg (BB)
5 = DEU - stratum 05: NOR\Bremen (HB)
6 = DEU - stratum 06: NOR\Hamburg (HH)
7 = DEU - stratum 07: NOR\Hessen (HE)
8 = DEU - stratum 08: NOR\Mecklenburg-Vorpommern (MV)
9 = DEU - stratum 09: NOR\Niedersachsen (NI)
10 = DEU - stratum 10: NOR\Nordrhein-Westfalen (NW)
11 = DEU - stratum 11: NOR\Rheinland-Pfalz (RP)
12 = DEU - stratum 12: NOR\Saarland (SL)
13 = DEU - stratum 13: NOR\Sachsen (SN)
14 = DEU - stratum 14: NOR\Sachsen-Anhalt (ST)
15 = DEU - stratum 15: NOR\Schleswig-Holstein (SH)
16 = DEU - stratum 16: NOR\Thueringen (TH)
17 = DEU - stratum 17: SEN schools
18 = DEU - stratum 18: Vocational Schools

OECD country
0 = No
1 = Yes
2 = Not Applicable

Mode of Respondent
1 = Paper
2 = Computer

Science Teacher/Group of other Teacher
4 = Science Teacher
5 = Group of other Teacher

Teacher Class Identifier
0 = Teacher teaches not grade 9 class
1 = Teacher teaches grade 9 class

Are you female or male?
1 = Female
2 = Male
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

How old are you?
95 = Valid Skip
96 = Not Reached
97 = Not Applicable
98 = Invalid
99 = No Response

How old are you? (Zur Anonymisierung gruppiert (FDZ))
23 = 23 bis 24 Jahre alt
66 = 66 bis 70 Jahre alt

What is your employment status as a teacher at this school?
1 = Permanent employment (an on-going contract with no fixed end-point before the age of retirement)
2 = Fixed-term contract for a period of more than 1 school year
3 = Fixed-term contract for a period of 1 school year or less
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

What is your current employment status as a teacher? My employment status at this school
1 = Full-time (more than 90% of full-time hours)
2 = Part-time (71-90% of full-time hours)
3 = Part-time (50-70% of full-time hours)
4 = Part-time (less than 50% of full-time hours)
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

In how many schools have you worked in the course of your teaching career? (Zur Anonymisierung gruppiert (FDZ))
16 = 16 bis 20

Year(s) working as a teacher at this school (Zur Anonymisierung gruppiert (FDZ))
42 = 42 bis 47

Year(s) working as a teacher in total (Zur Anonymisierung gruppiert (FDZ))
44 = 44 bis 49

What is the highest level of formal education you have completed?
1 = Below ISCED level 5
2 = ISCED level 5B
3 = ISCED level 5A
4 = ISCED level 5A
5 = ISCED level 5A
6 = ISCED level 6
95 = Valid Skip
96 = Not Reached
97 = Not Applicable
98 = Invalid
99 = No Response

After completing <ISCED level 3 or below>, was your goal to pursue a career in the teaching profession?
1 = Yes
2 = No
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

How did you receive your teaching qualifications?
1 = A standard teacher education or training programme at a general, teacher training, applied or technical university.
2 = I am recently attending the Referendariat.
3 = I attended an in-service teacher education or training programme in addition to my job as a teacher.
4 = I attended a work based teacher education or training programme programme in addition to another job.
5 = I attended a training in another pedagogical profession.
6 = Other
95 = Valid Skip
96 = Not Reached
97 = Not Applicable
98 = Invalid
99 = No Response

Reading, writing and literature: Included in my teacher education or training programme
0 = Not checked
1 = Checked
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Teacher training: <Broad science> and technology content matter:knowledge and skills in any <broad science> disciplin
995 = Valid Skip
996 = Not Reached
997 = Not Applicable
998 = Invalid
999 = No Response

Is your school's capacity to provide instruction hindered by? A lack of teaching staff.
1 = Not at all
2 = Very little
3 = To some extent
4 = A lot
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

How much emphasis is given to? Knowing basic science facts\principles
1 = No emphasis
2 = Very little emphasis
3 = Some emphasis
4 = A lot of emphasis
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Regular coop among fellow <school science>? Discuss the achieve req for <school science> when setting tests.
1 = Strongly disagree
2 = Disagree
3 = Agree
4 = Strongly agree
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

How often does this happen in your <school science> lessons? Students are asked to draw conclusions
1 = Never or almost never
2 = Some lessons
3 = Many lessons
4 = Every lesson or almost every lesson
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Design experiments and hands-on activities for <inquiry-based learning>
1 = Not at all
2 = Very little
3 = To some extent
4 = To a large extent
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Teach jointly as a team in the same class
1 = Never
2 = Once a year or less
3 = 2-4 times a year
4 = 5-10 times a year
5 = 1-3 times a month
6 = Once a week or more
95 = Valid Skip
96 = Not Reached
97 = Not Applicable
98 = Invalid
99 = No Response

Doing some short task (10 minutes to 2 hours) in teams such as exercises or problems
1 = Never or almost never
2 = Once a year or less
3 = 2-4 times a year
4 = 5-9 times a year
5 = 1-3 times a month
6 = Once a week or more
95 = Valid Skip
96 = Not Reached
97 = Not Applicable
98 = Invalid
99 = No Response

Team collaboration activities? No appreciations
1 = Never or almost never
2 = Sometimes
3 = Often
4 = Always or almost always
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

I develop and administer my own assessment.
1 = Never or almost never
2 = Some lessons
3 = Most lessons
4 = Every lesson or almost every lesson
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Employment Status Contract - dichotomous
1 = Permanent
2 = Fixed term
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Teacher Employment Time - 4 steps
1 = full time - one school
2 = full time - more than one school
3 = part time - one school
4 = part time - more than one school
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Teacher Employment Time - dichotomous.
1 = full time
2 = part time
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Number of schools employed by – dichotomous
1 = {employed by} one school
2 = {employed by} more than one school
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Originally trained teacher (wide definition): standard, in-service, or work-based teacher training
0 = carreer changer - other way
1 = originally trained teachers
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Subject included in initial training: Reading, writing and literature
0 = no subject teacher - Reading, writing and literature
1 = subject teacher - Reading, writing and literature
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Subject included in initial training: Mathematics
0 = no subject teacher - Mathematics
1 = subject teacher - Mathematics
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Subject included in initial training: Science
0 = no subject teacher - Science
1 = subject teacher - Science
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Subject included in initial training: Technology
0 = no subject teacher - Technology
1 = subject teacher - Technology
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Subject included in initial training: Social studies
0 = no subject teacher - Social Studies
1 = subject teacher - Social Studies
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Subject included in initial training: Modern foreign languages
0 = no subject teacher - Modern foreign languages
1 = subject teacher - Modern foreign languages
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Subject included in initial training: Ancient languages (e.g. Latin)
0 = no subject teacher - Ancient languages
1 = subject teacher - Ancient languages
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Subject included in initial training: Arts
0 = no subject teacher - Arts
1 = subject teacher - Arts
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Subject included in initial training: Physical education
0 = no subject teacher - Physical education
1 = subject teacher - Physical education
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Subject included in initial training: Religion and\or ethics
0 = no subject teacher - Religion and-or ethics
1 = subject teacher - Religion and-or ethics
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Subject included in initial training: Practical and vocational skills
0 = no subject teacher - Practical and vocational skills
1 = subject teacher - Practical and vocational skills
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Overlap between initial education and teaching the modal grade - Reading, writing and literature
0 = no check - Reading, writing and literature
1 = educated but not teaching - Reading, writing and literature
2 = teaching but not educated - Reading, writing and literature
3 = overlap - Reading, writing and literature
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Overlap between initial education and teaching the modal grade - Mathematics
0 = no check - Mathematics
1 = educated but not teaching - Mathematics
2 = teaching but not educated - Mathematics
3 = overlap - Mathematics
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Overlap between initial education and teaching the modal grade - Science
0 = no check - Science
1 = educated but not teaching - Science
2 = teaching but not educated - Science
3 = overlap - Science
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Overlap between initial education and teaching the modal grade - Technology
0 = no check - Technology
1 = educated but not teaching - Technology
2 = teaching but not educated - Technology
3 = overlap - Technology
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Overlap between initial education and teaching the modal grade - Social Studies
0 = no check - Social Studies
1 = educated but not teaching - Social Studies
2 = teaching but not educated - Social Studies
3 = overlap - Social Studies
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Overlap between initial education and teaching the modal grade - Modern foreign languages
0 = no check - Modern foreign languages
1 = educated but not teaching - Modern foreign languages
2 = teaching but not educated - Modern foreign languages
3 = overlap - Modern foreign languages
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Overlap between initial education and teaching the modal grade - Ancient languages
0 = no check - Ancient languages
1 = educated but not teaching - Ancient languages
2 = teaching but not educated - Ancient languages
3 = overlap - Ancient languages
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Overlap between initial education and teaching the modal grade - Arts
0 = no check - Arts
1 = educated but not teaching - Arts
2 = teaching but not educated - Arts
3 = overlap - Arts
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Overlap between initial education and teaching the modal grade - Physical education
0 = no check - Physical education
1 = educated but not teaching - Physical education
2 = teaching but not educated - Physical education
3 = overlap - Physical education
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Overlap between initial education and teaching the modal grade - Religion and-or ethics
0 = no check - Religion and-or ethics
1 = educated but not teaching - Religion and-or ethics
2 = teaching but not educated - Religion and-or ethics
3 = overlap - Religion and-or ethics
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Overlap between initial education and teaching the modal grade - Practical and vocational skills
0 = no check - Practical and vocational skills
1 = educated but not teaching - Practical and vocational skills
2 = teaching but not educated - Practical and vocational skills
3 = overlap - Practical and vocational skills
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Participated in professional development in the last 12 months
0 = Did not participate in PD activities {Q20}
1 = Participate in PD activities {Q20}
5 = Valid Skip
6 = Not Reached
7 = Not Applicable
8 = Invalid
9 = No Response

Country code 3-character (FDZ)
1 = Germany

PISA Assessment Cycle (2 digits + 2 character Assessment type - MS\FT) (FDZ)
1 = 06MS

1 = 15NOV16:15:00:44