extension.purdue.edu20d
2025 Indiana 4-H Invention Convention Competition
The 2025 Indiana 4-H Invention Convention is your chance to show off your most mind-blowing inventions ... Uncover a problem in your community that needs to be solved Design your unique invention at ...
The Hindu27d
Unique inventions presented at National Science Day observance
The National Science Day celebrations organised by the Kerala State Council for Science, Technology and Environment (KSCSTE) here on Friday were marked by unique presentations of inventions aimed ...