The novelist Maggie O’Farrell (“Hamnet”) touches on this painful phase in her third book for children, “The Boy Who Lost His Spark,” a lovely read-aloud for children ages 5-9.

"Biden lost his temper, the people familiar with the call said. The American people were being quite generous, and his administration and the U.S. military were working hard to help Ukraine ...

"Arwid is a really good boy. He helps with his younger [15-year-old] brother ... during the course of which you lost your temper. "You caused a very nasty injury. To your credit, you immediately ...