Input Power: How We Talk to Computers
An input device puts information, commands, or signals INTO the computer. Whenever you type, click, speak, or take a picture, you are giving inputs!
💡 Tap or click any card below to flip and inspect its hardware powers!
Keyboard
Keyboard
Types letters, numbers, and symbols straight into computer memory to write words and code!
Optical Mouse
Mouse
Uses an optical laser sensor to track your hand movement, letting you point, click, and drag items on screen!
Microphone
Microphone
Captures vibrations from your voice and turns sound waves into digital audio signals for recording or calling friends!
Webcam
Webcam
Records digital frames of your face and surroundings so classmates can see you live in video conferences!
Document Scanner
Scanner
Shines a light beam across real paper drawings or homework to convert them into a digital PDF or photo file!
Game Controller
Game Controller
Sends thumbstick tilt directions and button presses into video games to jump, steer race cars, and cast spells!
Output Magic: How Computers Talk to Us
An output device brings information OUT of the computer into the real world so we can see pixels, hear sounds, or hold physical paper copies!
💡 Click any box to reveal its output superpower!
Computer Monitor
Lights up millions of tiny RGB pixels to display video games, websites, movies, and math puzzles!
Stereo Speaker
Vibrates a magnetic cone to pump music, game sound effects, and teacher voice notes out loud!
Headphones
Channels crystal-clear sound directly into your ears so you can focus in computer lab without disturbing friends!
Color Printer
Sprays tiny droplets of ink or laser toner onto paper to create tangible essays, certificates, and art!
Projector
Shines a high-powered beam of light to blow up computer screens onto classroom whiteboards or movie screens!
Haptic Vibration Motors
Rumbles game controllers or phones to give physical tactile feedback when you bump into race walls or pop balloons!
Dual (Both) & Storage Devices
Some hardware devices do BOTH (Input + Output at the same time), while others store digital memories permanently!
Touchscreen
Screen = Output (You see pixels)
Touch Surface = Input (You tap commands!)
VR Headset
Gyroscopes = Input (Tracks head movement)
3D Lenses = Output (Shows 3D worlds!)
USB Flash Drive
Saves games, photos, school projects, and files inside solid-state memory chips so you can carry your data anywhere in your pocket!