Beautifully designed timer may ease anxieties.

Direct social learning tool provides thorough practice.

Robust calendar tool may be overwhelming for kids.

Anonymous board with hateful posts lives up to its name.

Live video (mostly) tame, user-policed, parenting worries.

Problem-solving and meditation story, few features.

Simple analog clock interface, lackluster learning.

Too crude for kids collection of memes and jokes.

Iffy possibilities abound in wildly popular video streamer.

Video streaming tool with big privacy implications.