Usage behavior

Do you currently use a digital exercise database for your teaching?
Yes No

How often do you use digital exercise database for your teaching?
at least weekly
at least monthly
several times a year
less often

Why do you use digital exercise database? (multiple choice possible)
Not enough programming experience to create your own exercises
Not enough time to create your own exercises
Desire for quality-assured exercises
As a basis for the further development of exercises
To get inspiration
Other reason
Could you elaborate on which reasons are relevant to you?

On which device would you use an exercise database (if applicable)?
Desktop-PC
Laptop
Tablet
Mobile phone

Would a required registration prevent you from using an exercise database?
Yes No

---

What is the target audience for the exercises you use? (multiple selections possible)
Lower secondary school students
Upper secondary school students
Students in a mathematical Bachelor's degree program
Students in a mathematical Master's degree program
Students in a another Bachelor's degree program
Students in a another Master's degree program
Which field of study do the students belong to? (e. g., pure mathematics, physics, engineering)
Other For which other target groups do you use the exercises?

---

Do you know the STACK question type for digital maths exercises?
Yes No How confident do you feel in using STACK?
I can create complex STACK exercises myself (e.g. with randomisation and branched answer trees)
I can create simple STACK exercises myself
I can customise existing STACK exercises to my needs
I can use ready-made STACK exercises
I am able to insert a STACK exercise into a learning management system (e.g. Moodle, Ilias)

General satisfaction

Which digital exercise database do you use in your teaching? If you do not use a digital exercise database, please go straight to the next page.

How satisfied are you with the database of exercises that you use in your teaching?
dissatisfied rather dissatisfied rather satisfied satisfied

Would you recommend this exercise database to others?
Yes No Please explain this in more detail.

How do you rate the clarity and ease of navigation of the exercise database?
unclear and difficult to navigate rather unclear and difficult to navigate rather clear and easy to navigate clear and easy to navigate Please explain this in more detail.

How visually appealing do you find DOMAIN?
not appealing rather not appealing rather appealing appealing Please explain this in more detail.

How easy is it for you to export the exercises and use them for your purposes?
difficult rather difficult rather easy easy What difficulties arise?

Were there or are there situations in which you had difficulties using the exercise database?
Yes No What difficulties have arisen or are arising?

Requirements for the future database with digital exercises

What functions or features should a new exercise database have to make it easier for you to work with the exercises?
Filter options
Search options
Clarity and ease of navigation
StructurednessStructuredness

How would you rate the following criteria for the development of a new exercise database?

	unimportant	rather unimportant	rather important	important
Filter options
Search options
Clarity and ease of navigation
Structuredness

User interface and exercise information

Is there another view that you would like to see?

What information should be displayed with the exercises in a new exercise database? Please rate the importance of the following information and whether it should already be visible in an overview.

	unimportant	rather unimportant	rather important	important	Information in overview The information is already displayed in the exercise overview and is visible without having to open a detailed view.
Evaluation of the exercise by users
Author
Uploader
Uploaded on
Topic
Description
Type
Random exercise (yes/no)
Description of the type of random exercise creation in words (e.g. randomised parameters)
Export count
Languages
Keywords
Screenshot/ preview of the exercise
Interactive preview of the exercise
Type of feedback provided by the exercise
Type of user licence
Comments from users on the exercise
Reference to the real world (none, constructed, authentic, real)
Practical reference (theoretical exercise or application exercise)
Type of knowledge (facts, procedures, concepts)
Range of requirements of the exercise
Difficulty (suitable for beginners / students with prior knowledge)
Content area of the NRW core curriculum
Groups Groups can be created for exercises and their access can be specifically controlled. The members of a group can be managed flexibly.

What (further) information on the exercises would you like to see in a new exercise database?

How would you rate the following information on the exercises? Classification of the exercise in a learning taxonomy (e.g. classification of the type of knowledge or cognitive processes required)
not useful rather not useful rather useful useful What (further) information is relevant for you?
More detailed information on which STACK functions the exercise uses
not useful rather not useful rather useful useful Evaluation of the exercise quality
not useful rather not useful rather useful useful

Has a different mathematical notation than the one you normally use ever prevented you from using an exercise?
Yes No

What requirements do you have for the design of a new exercise database so that you would use it regularly?

Functions and contents

How useful do you find the following functions or content in a new exercise database? Please rate the functions relevance.

	not useful	rather not useful	rather useful	useful
General information/ tutorials on the question type STACK
Interactive tutorial on how to use the database on first login
Interactive simulation of the exercises This refers to the possibility of viewing an exercise within the database interface as learners would see it, making entries, and receiving feedback.
Suggestion of similar exercises ("Other users also like...")
Watch list for saving exercises
PDF export of the exercise
Possibility to share exercises as link
Possibility to upload own exercises
List of own exports from the database
Simultaneous selection of multiple exercises to add them to the exercise basket
Moodle/Ilias plugin for direct access to exercises in Moodle/Ilias

What (additional) functions or content would make a new exercise collection more useful for you?

---

How important are the following elements to you when creating exercises? Please rate the relevance of the elements.

	unimportant	rather unimportant	rather important	important
Clear exercise definition
Clear structure (e.g. no very long exercise text)
Graphic elements (e.g. illustrations, graphics)
Interactive elements (e.g. JSX Graph)
Query of interim results
Display of step-by-step solutions (adaptive exercise)
Precise error-specific feedback (e.g. if only a partial solution has been determined correctly or if the restrictions have not been taken into account in the calculation - such as the denominator must not be zero, etc.)

Which (additional) functions or content would improve exercises for you?

Openness to submitting own content

Would you generally be willing to upload or submit exercises that you have created or modified to the database?
Yes No Maybe What factors influence your decision?

Which incentives would encourage you to share your exercises with the database? (multiple selections possible)
Contribution to improving the database
Recognition in the community
Hope that others will modify and optimize the submitted exercises
Opportunity for feedback and exchange within the community
Small rewards (e.g., points, badges, leaderboard)
Other
What (other) incentives would encourage you to share your exercises with the database?

What prevents you from sharing your exercises with the database? (multiple selections possible)
Uncertainty about licensing and usage rights
Institutional regulations or restrictions
What institutional regulations or restrictions prevent you from sharing your exercises with the database?

Lack of control over the use and further development of exercises
Uncertainty about the quality of one’s own exercises
exercises no longer usable for formative assessment (e.g. written exams)
Unclear format requirements for upload
Lack of technical support or documentation
Additional workload
What (additional) steps increase your workload?

Other
What (other) obstacles do you see?

How do you think the process should be structured to make it easier for you to contribute your exercises?

Miscellaneous

Do you have analogue or digital exercises that you would like to publish?
Yes No Please feel free to contact us at kontakt@stack.nrw or leave us your email address.

Is there anything else you would like to tell us?