Assembling Those Hard-to-Put-Together Toys. December 23, 2010 / 7:30 AM EST / CBS ... as they could become choking hazards. There are lots of very small parts, so keep bags or containers handy.

The 2022 Best Toys list includes fun ... Kids build the machine themselves, stock it with small toys and ... This STEM-based drawing machine—which kids put together—allows young artists ...

It's now launching a whole new dino robot, the STEMosaur. The new dino looks similar to Elemental's original smart toy but is now a translucent green and lets kids put it together and program it, too.

Yup, just when you think your job is done, the kids turn to you to work your way through ridiculously complex diagrams of how "easy" it is to put the 1,000-piece toy together.