
Inventor • Scientist
Born 2011 • México
When she was 8, Xóchitl wanted to help her community access warm water without chopping trees for firewood.
Using common materials, like water bottles and black paint, she invented a water heater that costs only $30 to make.
Read more about Xóchitl’s story in STEAM in History: Xóchitl Guadalupe Cruz López.