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Achievements
32None hidden
Average Unlock Rate
21%of owners, per achievement
Rare (Under 5%)
1547% of the list
Rarest
0.1%Four Perspectives
Most Common
79%Current Control
By Rarity| Unlocked by | Achievements | Share |
|---|---|---|
| Under 1% | 4 | |
| 1–5% | 11 | |
| 5–20% | 3 | |
| 20–50% | 9 | |
| 50% and over | 5 |
All Achievements| # | Achievement | Unlocked |
|---|---|---|
| 1 |  Current ControlSolve a puzzle using a resistor. | 79% |
| 2 |  One DirectionSolve a puzzle using a diode. | 69% |
| 3 |  Alternating CurrentSolve a puzzle using a sine source. | 65% |
| 4 |  ClockworkSolve a puzzle using a square source. | 65% |
| 5 |  Circuit FoundationsSolve every Circuit Fundamentals puzzle from A complete loop through Sharing voltage, including optional challenges. | 61% |
Share of the game’s Steam owners who unlocked each achievement, checked 29 Oct 2026. Steam counts owners who never played, so rates run low. How we count
| 6 |  Sources and NetworksSolve every Circuit Fundamentals puzzle from AC sources through Combining sources, including optional challenges. | 43% |
| 7 |  Back in OperationRepair a short circuit and obtain a valid simulation in the same diagram. | 39% |
| 8 |  Voltage ReferenceSolve a puzzle using a Zener diode. | 37% |
| 9 |  Diodes and RectifiersSolve every Circuit Fundamentals puzzle from Diodes through Full-wave rectification, including optional challenges. | 31% |
| 10 |  Stored ChargeSolve a puzzle using a capacitor. | 30% |
| 11 |  Up and DownSolve a puzzle using a triangle source. | 22% |
| 12 |  Capacitors and FiltersSolve every Circuit Fundamentals puzzle from Capacitors through Integration and differentiation, including optional challenges. | 22% |
| 13 |  Magnetic EnergySolve a puzzle using an inductor. | 21% |
| 14 |  InductanceSolve the Coils lesson in Circuit Fundamentals. | 21% |
| 15 |  Current AmplifierSolve a puzzle using an NPN transistor. | 19% |
| 16 |  Complementary CurrentSolve a puzzle using a PNP transistor. | 19% |
| 17 |  Transistor CircuitsSolve every Circuit Fundamentals puzzle from Basic transistors through Transistor blinking circuits, including optional challenges. | 5% |
| 18 |  Pulse GroupSolve a puzzle using a burst source. | 5% |
| 19 |  Field ControlSolve a puzzle using an NMOS transistor. | 5% |
| 20 |  Complementary FieldSolve a puzzle using a PMOS transistor. | 4% |
| 21 |  Switching and ResonanceSolve every Circuit Fundamentals puzzle from MOSFETs through Coil switching and resonance, including optional challenges. | 3% |
| 22 |  Open LoopSolve a puzzle using an operational amplifier. | 3% |
| 23 |  Steady AscentSolve a puzzle using a ramp source. | 2% |
| 24 |  Amplitude ModulationSolve a puzzle using a source with amplitude modulation. | 2% |
| 25 |  On RecordSave a working Sandbox diagram with a connected scope channel. | 1% |
| 26 |  Amplifiers and FiltersSolve every Circuit Fundamentals puzzle from Operational amplifiers through Frequency selection, including optional challenges. | 1% |
| 27 |  TimekeeperSolve a puzzle using a timer. | 1% |
| 28 |  Decision PointSolve a puzzle using a comparator. | 1% |
| 29 |  Signal GateSolve a puzzle using an analog switch. | 0.7% |
| 30 |  Power and ConversionSolve every Circuit Fundamentals puzzle from Switching power supplies through Combined circuits, including optional challenges. | 0.7% |
| 31 |  Comparators and OscillatorsSolve every Circuit Fundamentals puzzle from Comparators through Sine oscillators, including optional challenges. | 0.7% |
| 32 |  Four PerspectivesObtain valid signals on four connected scope channels. | 0.1% |
101 Circuits Uses AI Build circuits and match waveforms across 101 electronics puzzles. Draw wires, light LEDs, and watch signals change on the oscilloscope. Learn how components work, then experiment with your own circuits in Sandbox.
