For grown-ups
Where our facts come from 📚
Every fact on A Little World comes from a science agency, a museum, a university or another trusted source. We open and check each page, and the date is below. Tap any 📚 tag next to a fact to see exactly where it came from.
Checked
Numbers that changeSome counts grow as scientists discover more, like how many moons a planet has. Those facts say “as of” with the month and year.
Spotted something to fix?Please tell Mr. Michael at his email. Kids deserve facts that are right.