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Quantum Circuit Simulators

INNOVATIVE TEACHING METHOD

Quantum Circuit Simulators

Innovative Teaching Method Simulation-Based Active Learning using a
Predict–Observe–Explain (POE) framework with
interactive quantum-circuit simulators
QUIRK and
IBM Qiskit, applied to the teaching of quantum
gates, entanglement, and Bell states.
Faculty Mr. Susheel Kumar G and
Mrs. Vindhya A
Course and Topic Details

Quantum Computing:
Qubit, Bloch Sphere, Dirac Notation, Single- and Two-Qubit Gates
(Hadamard, CNOT), Entanglement, Bell States, and Predicting
Circuit Outputs.

CO5:
Summarize fundamentals of quantum computing and predict simple
circuit outcomes.

Tools:


QUIRK


IBM Qiskit

QUIRK is a free, browser-based simulator, while IBM Qiskit
provides an industry-standard quantum-computing framework.
Both are mapped to the prescribed practical experiments.
Objectives of the Method


01. Make the invisible visible

Give students an interactive, visual understanding of how
quantum gates transform qubit states, so abstract notation
acquires concrete meaning.


02. Promote active reasoning

Shift students from passive listening to active reasoning by
requiring a written prediction before observing each simulated
result.


03. Achieve CO5 effectively

Enable students to predict outputs of single- and two-qubit
gate combinations with genuine understanding rather than
rote recall.


04. Develop practical competence

Build hands-on competence with industry-standard quantum tools,
supporting readiness for the emerging quantum-technology
workforce.

Overview and Benefits of the Method

The method places an interactive simulation inside a structured

Predict–Observe–Explain (POE)

cycle.

01

Predict

Predict the circuit outcome before simulation.
02

Observe

Build and run the circuit using QUIRK or Qiskit.
03

Explain

Explain the observed result and any differences.

Bell State Activity:

The activity centres on constructing a Bell state, which
demonstrates the

Hadamard gate, CNOT gate, superposition, entanglement,
and measurement

in one concise circuit.

Key Benefits

  • Makes invisible quantum phenomena visible and intuitive.
  • Ensures active engagement as every student commits to a prediction.
  • Provides immediate feedback and helps correct misconceptions.
  • Cost-effective and scalable because free, browser-based tools
    require no special hardware.
  • Directly aligns learning activities with CO5 and prescribed
    practical experiments while developing industry-relevant skills.
Impact Analysis

Assessment Indicators

  • Prediction vs. Observation Accuracy:
    Measures students’ ability to predict circuit outputs before
    simulation.
  • Pre/Post Concept Check:
    Evaluates improvement in students’ understanding of CO5 concepts.
  • Continuous Assessment:
    Evaluates student performance using the CO5 continuous-assessment
    rubric, particularly Performance Indicator 5.
  • Exit-Ticket Engagement:
    Captures student engagement, conceptual clarity, and reflections
    after the activity.


Critical Reflection

Simulations can produce correct answers without necessarily
demonstrating deep reasoning, and early gains may partly reflect
the novelty of the technology. Therefore, learning is re-checked
through subsequent assessments to determine whether conceptual
understanding is retained beyond the simulation activity.

The approach is supported by published physics-education research
on the effectiveness of interactive simulations in STEM learning.

Outcome Alignment:
Predict–Observe–Explain
|
CO5
|
Quantum Computing Practical Learning

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