Eastern Africa's great Rift Valley, that comes from Tanzania to the south through the heart of Kenya and on northwards into Ethiopia, has provided key fossils that revolutionised scientific understanding of mankind's evolution.
"When you start explaining evolution to children, if you don't have concrete things it can seem very unreal," Maina added. "But it also contradicts what the Bible says on how God created the world."
"When you start explaining evolution to children, if you don't have concrete things it can seem very unreal," Maina added. "But it also contradicts what the Bible says on how God created the world."
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