Short explainers from Mr. M — how computers work, how AI works, and tricks to level up your typing. Tap any video to play it.
Build keyboard speed and technique.
Turn typing practice into your own superpower.
Quick tips to help you type faster (K-4 edition).
Computers, memory, and AI, explained simply.
Peek inside a computer’s memory and see how it saves things.
Meet the world’s fastest guessing game — AI, explained.
Open up the magic box and see what’s inside.
The world’s fastest postal service — how the internet gets your message there.
Meet the problem-solving superpower that helps you invent anything.
A silly robot’s guide to step-by-step instructions.
Meet the magic machine that prints anything, layer by layer.
The internet’s giant body — where all our data actually lives.
What’s the difference between the parts you touch and the code that runs them?
Privacy, hacking, and spotting sneaky ads.
Learn what’s okay to share online and what to keep safe.
Meet the good hackers who help keep the digital world safe.
Learn to spot the sneaky ways games try to grab your attention.
Protect your secret identity when you play games with others online.
Unplug to power up — simple reasons to take a break from the screen.
Tips for making better photos and videos.
Simple tricks to make your shots look way more amazing.