My kids enjoyed this series, which is sort of a mixture of fun and facts about Neanderthals, it's very silly and fun:

https://www.penguinrandomhouse.com/series/LNE/lucy-and-andy-...

When they were younger, we read the kids this:

https://www.amazon.ca/Our-Family-Tree-Evolution-Story/dp/015...

This is also a good one we have which covers evolution more in depth:

https://www.amazon.ca/Evolution-Story-Earth-Jay-Hosler/dp/08...

There appear to be some others out there now that didn't exist when my kids were younger. This one looks good:

https://www.amazon.ca/Sapiens-Graphic-History-Birth-Humankin...