An investigation to establish if feeding eggshells to hens improves the quality and thickness of their eggshells

Project title: An investigation to establish if feeding eggshells to hens improves the quality and thickness of their eggshells
Overview:

Investigate if adding eggshells to hen feed enhances the quality and thickness of the hens’ laid eggshells by measuring their eggshell thickness and CaCO3 content.