Start with high-confidence date & time books, then narrow by subgenre or adjacent topics.
The Story of Clocks and Calendars
Betsy Maestro
Me Counting Time
Joan Sweeney
On the Day You Were Born
Debra Frasier
Rome
Ashley Evanson
Moon: a Peek-through Board Book
Britta Teckentrup
Just a Second
Steve Jenkins
Explore My World: Nighttime
Jill Esbaum
Baby Loves Lunar Phases on Chinese New Year!
Ruth Spiro
Wipe-clean Telling the Time
Jessica Greenwell
Deluxe Sticker Book: Playing and Learning
Joli Hannah, Anna Jones