- Press to efficiently extract oil from shea nuts;
- Playground carousel electricity generator;
- Machine for recycling used water sachets into plastic products;
- Tools for threshing groundnuts;
- Chlorine production from salt water using local materials;
- Low cost and simple battery made from local materials;
- Human-powered grating machine for speeding up cassava processing;
- Thresher which prevents stones from mixing with rice grains;
- Chlorine dispenser to disinfect drinking water;
- Latrine designed to promote use and hygiene among young children;
- Children health and growth monitoring using cell phones;
- Tomatoes shelf life extender for during transport and storage;
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