Some textbooks on iPads have 3D models that students can rotate and explore, making learning subjects like anatomy and chemistry more hands-on.
Inventions And Technology - Facts for Kids

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Random Facts About Inventions And Technology For Kids
The name “Wi-Fi” doesn’t actually stand for anything specific — it was created as a fun play on the word “Hi-Fi” (High Fidelity) that was used for good quality sound systems!
History & Development
In 1896, inventor William Hadaway received a patent for an electric stove with an oven that could control its own heat! This was a big deal back then because many people were just starting to get electricity in their homes.
The first Wi-Fi router could only send data at 2 megabits per second, while today’s routers are over 500 times faster — imagine if you could suddenly run 500 times faster than you can now!
Some bacteria have a built-in motor that spins their tail like a propeller — it’s like nature’s version of a little wheel!