Looking for a great idea for a science project? In this video series you'll learn how to build a battery-run light board which can test the electrical conductivity of various objects. You can find these supplies easily at your local hardware store.
Make a light board - Part 2 of 6
Make a light board - Part 3 of 6
Make a light board - Part 4 of 6
Make a light board - Part 5 of 6
Make a light board - Part 6 of 6
Just updated your iPhone? You'll find new Apple Intelligence capabilities, sudoku puzzles, Camera Control enhancements, volume control limits, layered Voice Memo recordings, and other useful features. Find out what's new and changed on your iPhone with the iOS 18.2 update.
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