While genetic tests can reveal the ancestry of enslaved individuals, strontium analysis can now home in on where they actually grew up.

Read a selection of story and non-fiction books set in different countries in Africa and locate places on a map. Use a large outline map of the continent and ask pupils to add drawings or images ...

To develop the new map, Oelze and her team combined previously available strontium isotope data for parts of south and east Africa with data from Angola that the core team had published in 2023 ...