Here’s a nugget of info you can impress the kids with today: an “orrery” is a clockwork model of the solar system, or of just the sun, earth, and moon. And this super-cool orrery made from LEGO® Bricks is 97% rotationally accurate!
Here’s a nugget of info you can impress the kids with today: an “orrery” is a clockwork model of the solar system, or of just the sun, earth, and moon. And this super-cool orrery made from LEGO® Bricks is 97% rotationally accurate!