Popular science about LEGO bricks, recommending the most worth buying sets according to age

This is a Lego building video full of useful information!
This video is divided into age groups. Within each age group, we will introduce you to some classic sets and enduring Lego themes. If you don’t know how to buy Lego for your children, you can just copy the homework!

[@hym1230]

讲得很详细，感谢