"iSnap: Towards Intelligent Tutoring in Novice Programming Environments." ACM Special Interest Group on Computer Science Education (SIGCSE).
įor more information on iSnap and its initial pilot evaluation, see: "Generating Data-driven Hints for Open-ended Programming." International Conference on Educational Data Mining. "Evaluation of a Data-driven Feedback Algorithm for Open-ended Programming." International Conference on Educational Data Mining. iSnap Hints Publicationsįor more information on the data-driven algorithm that powers iSnap, see: Students can request hints about whole scripts or individual blocks.
When a student is stuck, they can request a hint with the click of a button. Research with iSnap used a simpler hint interface, based on the The above demo shows off iSnap's newest hint interface, but much of the earlier If the suggestion is followed, the button or input outline disappears, indicating the student has
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Indicating where new blocks can be insertedĬlicking a button or highlighted input will showĪ next-step hint, comparing a student's current code to iSnap's suggested code. If a student requests a next-step hint, iSnap also adds: Hovering over a yellow-highlighted block will show where it can be moved. Probably do belong in the solution, but may not be in the right place. When a student needs help, they can ask iSnap to check their work. See an explanation of iSnap's help features below, or try them out yourself Observed code from students who successfully completed the assignment and recommendsĪn edit based on how those students progressed. We are able to generate on-demand, next-step hints for students who get stuckĪlgorithm matches students' code to previously Using data collected from real students working on programming assignments, Once placed your order will be dispatched and delivered to an address of your choice.Data-driven Hints Try the SourceCheck Hints demo To ensure you are absolutely satisfied with your order, we'll let you know if the quality of the photo isn't suitable - to enable you to adjust the photo or choose an alternative picture. With ASDA photo's printing services you can upload your photos from any device (including your mobile and even your social media accounts). Choose your favourite pics and our easy to follow builder will guide you through the ordering process.
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