Upload
joelle-lancaster
View
28
Download
1
Embed Size (px)
DESCRIPTION
Please turn off your computers… … we will solve a puzzle first . The Fake Coin Puzzle. You have 8 gold coins, but one of them is a fake… The fake coin is a bit lighter than the real coins You have a balance scale available for weighing coins - PowerPoint PPT Presentation
Citation preview
Please turn off your computers……we will solve a puzzle first
The Fake Coin Puzzle
• You have 8 gold coins, but one of them is a fake…• The fake coin is a bit lighter than the real coins• You have a balance scale available for weighing coins
• The challenge: By using the scale only two times, find the fake coin!!
A Balance Scale