⚑ 0 XP
Qubits
4
Gates
0
Depth
0
Fidelity
100%
βš›οΈ QUANTUM CIRCUIT
Density Matrix ρ = |ψ⟩⟨ψ|
// QASM code
# Qiskit code
# Cirq code
# PennyLane code
πŸš€ QUANTUM QUEST β€” FOR KIDS

Hi explorer! I'm Quarky πŸ€–. Pick a mission and I'll teach you real quantum magic β€” on a real quantum simulator!

πŸ“š INTERACTIVE TUTORIALS

Learn quantum computing step-by-step with interactive lessons.

1. Introduction to QubitsFree
Learn what qubits are and how they differ from classical bits.
πŸ“– 5 min🎯 Beginner
2. SuperpositionFree
Understand superposition and the Hadamard gate.
πŸ“– 8 min🎯 Beginner
3. MeasurementFree
Learn about quantum measurement and probability.
πŸ“– 10 min🎯 Beginner
4. EntanglementFree
Create entangled states with CNOT gates.
πŸ“– 12 min🎯 Intermediate
5. Building CircuitsFree
Combine gates to build quantum circuits.
πŸ“– 15 min🎯 Intermediate
🧬 ALGORITHM LIBRARY

Explore famous quantum algorithms with interactive demonstrations.

Deutsch-Jozsa
Determine if a function is constant or balanced in one query.
βš›οΈ 2-4 qubits⏱️ O(1)
Grover's Search
Search an unsorted database with quadratic speedup.
βš›οΈ 2-6 qubits⏱️ O(√N)
Quantum Fourier Transform
The quantum analog of the discrete Fourier transform.
βš›οΈ 2-8 qubits⏱️ O(nΒ²)
Quantum Teleportation
Transfer quantum states using entanglement.
βš›οΈ 3 qubits🌐 Communication
Phase Estimation
Estimate eigenvalues of unitary operators.
βš›οΈ 3-6 qubitsπŸ”§ Core
Bernstein-Vazirani
Find a hidden bit string in one query.
βš›οΈ 2-8 qubits⏱️ O(1)
πŸ›‘οΈ QUANTUM ERROR CORRECTION

Learn how quantum computers protect against errors.

3-Qubit Bit-Flip Code

Protects against X (bit-flip) errors using redundancy.

βš›οΈ 3 qubitsπŸ›‘οΈ X errors

3-Qubit Phase-Flip Code

Protects against Z (phase-flip) errors.

βš›οΈ 3 qubitsπŸ›‘οΈ Z errors

Shor's 9-Qubit Code

First code to protect against arbitrary single-qubit errors.

βš›οΈ 9 qubitsπŸ›‘οΈ All errors

Steane's 7-Qubit Code

CSS code with fault-tolerant properties.

βš›οΈ 7 qubitsπŸ›‘οΈ CSS

Repetition Code

Simple classical-like code with n-qubit redundancy.

βš›οΈ n qubitsπŸ›‘οΈ X errors

Surface Code (Demo)

Leading candidate for fault-tolerant quantum computing.

βš›οΈ VariableπŸ›‘οΈ Topological
🎯 CIRCUIT CHALLENGES

Build the target state, hit RUN, earn XP. The checker verifies your live quantum state.

βš–οΈ CIRCUIT COMPARISON - Ideal vs Noisy

Compare your circuit with and without noise to understand error impact.

✨ Ideal (No Noise)

🎲 With Noise

State Fidelity
100%
F = |⟨ψ_ideal|ψ_noisy⟩|²
πŸ’Ύ SAVED PROJECTS

Manage your saved quantum circuits.

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