Explain the bystander effect, with one example.
Here because Quiz 4’s short answer came back 2 of 4.
Study tools Private beta
Mock midterms, quizzes and flashcards from your own course, marked the way your TA marks. It shows you what you don’t know yet, and goes quiet during the real test.

It reads what your course gives you: the syllabus, the slides, your notes, last year’s paper and every mark that comes back. Then it writes your practice midterm in the course’s own format, from the questions you got wrong.


On the course’s own rubric, line by line: partial marks, the step you missed, and what comes back so you get it next time. Then it shows you what you don’t know yet.
Hand in one of these three answers. It’s marked the way the course’s TA marks.
Here because Quiz 4’s short answer came back 2 of 4.
Pick an answer. It’s marked the way the course’s TA marks: every line of the rubric, with partial marks.
The step you missed
From your quizzes, labs, cards and this answer. The next practice set aims at the gaps.
Practice always gets full help, worked answers included. Graded work gets what your syllabus allows. And while a quiz or exam is open, that course gets nothing at all.


Not only engineering. The same tools take the shape of each course: pick one to see the question it writes, and what it marks.
NURS 112 · Practice quiz 2
A patient two days after surgery has a temperature of 38.4 °C. What do you assess first, and why?
Case questions: what you’d do first, and why.
What it marks, from the NURS 112 rubric Question 1 of 8 · 3 marks
HIST 210 · Practice essay
How far did the 1919 Winnipeg General Strike change labour in Canada?
Essay questions in your professor’s format, marked on the rubric.
What it marks, from the HIST 210 rubric Essay 1 of 2 · 25 marks
ECON 101 · Practice midterm
A $2 tax per unit is placed on sellers. Show the new equilibrium and the deadweight loss.
Graphs to shift and label, with the numbers checked by code.
What it marks, from the ECON 101 rubric Question 4 of 10 · 6 marks
CHEM 121 · Practice midterm
How many grams of CO₂ come from burning 10.0 g of propane?
Stoichiometry and mechanisms, with worked answers.
What it marks, from the CHEM 121 rubric Question 6 of 12 · 4 marks
SPAN 101 · Practice writing
Describe your weekend in five sentences, in the past tense.
Writing and speaking, corrected the way your instructor would.
What it marks, from the SPAN 101 rubric Task 2 of 3 · 10 marks
MUSC 120 · Practice quiz
Name the cadence at the end of this phrase, and explain why it sounds unfinished.
Intervals, chords and form, by ear and on paper.
What it marks, from the MUSC 120 rubric Question 3 of 6 · 2 marks
Still curious? Write to support@reposance.com. A person reads every message.
No. Live tests lock help. While a quiz or exam is open, and during iClicker questions in class, that course gets nothing: no hints, no checking, no answers. It knows from the quiz timer in your Canvas session, LockDown Browser, the exam on your Today and your class times. There’s no setting to turn it off.
They follow your real midterm’s format, length and marks, with new questions built from what your course covered and what you got wrong. Numbers are worked out by code, not guessed, and every question comes with its worked answer.
On graded work it follows each course’s rule. Where the syllabus allows AI, it helps fully. Where it doesn’t, Learn mode gives hints, ideas and checks, and the answers stay yours. Practice questions always get full help.
Yes. Nursing, history, economics, chemistry, languages, music: any course and any level, from whatever your course gives you. It works for a language, a certificate or an instrument too.
Study tools are in private beta. Join the waitlist and we’ll let you know when your spot is ready.
Join the beta. Students first, every major. Laptop, iPad and phone.