Get inspired

  • Beginner
  • Light

Lightbulb with switch, LED with switch, Switch vs. button

  • Beginner
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Serial connection of LEDs, Switching with button I.

  • Beginner
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Led lights up in one direction, High luminosity with 100Ω

  • Beginner
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Bulb controlled by a magnet, Led controlled by a magnet

  • Beginner
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Switching LEDs, Changing the current by LED

  • Beginner
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Connecting a light bulb and LED in series, Connecting a light bulb and LED in parallel

  • Beginner
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Led bypass, Polarity indicator

  • Beginner
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How a semiconductor diode works in the forward direction

  • Expert
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Changing brightness smoothly 1,2

  • Expert
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Light alarm, Intensive light alarm

  • Advanced
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Switching with button II.

  • Advanced
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Adjustable power switch

  • Beginner
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Safety button

  • Advanced
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Emitter follower with NPN, CE amplifier with NPN and LEDs

  • Advanced
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CE amplifier with PNP and bulb

  • Advanced
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CE amplifier with NPN and bulb

  • Advanced
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Brightness control

  • Advanced
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Two-finger touch lamp

  • Advanced
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Controlling NPN transistor by light 1,2

  • Advanced
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Controlling PNP transistor by light 1,2

  • Expert
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Standard transistor circuit

  • Expert
  • Light

Flashing light bulb

  • Expert
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Night light automatic switch-off 1,2,3

  • Expert
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Schmitt circuit

  • Expert
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Night light automatic switch-off IV.

  • Expert
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Night light automatic switch-off V.

  • Expert
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Rail crossing

  • Expert
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Twilight switch

  • Beginner
  • Sound

Multiple-tone generator 1,2,3

  • Advanced
  • Sound

Engine sound

  • Advanced
  • Sound

Voice-controlled light

  • Advanced
  • Sound

Morse code

  • Advanced
  • Sound

Applause LED

  • Advanced
  • Sound

Buzzing in the dark

  • Advanced
  • Sound

Adjustable tone generator, Photosensitive electronic organ

  • Beginner
  • Capacitors

Capacitors connected in series and parallel

  • Beginner
  • Power source

Your own battery 1,2,3,4

  • Beginner
  • Capacitors

Charging and discharging the capacitor I and II

  • Advanced
  • Measurement

Compression meter

  • Expert
  • Control unit

Voltage meter

  • Expert
  • Control unit

Low current measurement

  • Expert
  • Light

Diode forward direction measurement

  • Expert
  • Control unit

LED forward direction measurement

  • Expert
  • Control unit

Luminance level measurement

  • Expert
  • Control unit

Tetris, Ping pong multiplayer, Platform game with Boffin

  • Expert
  • Control unit

Ping pong single player, Roxy catching dice

  • Expert
  • Control unit

Space shooter, Shooting down the dice

  • Expert
  • Control unit

Racing game I & II

  • Expert
  • Control unit

Logic game with Boffin, Jumping game with Boffin, Snake

  • Expert
  • Control unit

Clock, Kitchen Timer

  • Expert
  • Control unit

Pass Counter