Laynie came home from school to discover her beloved dog, Rover, missing! According to the police report, it appears someone slipped into the house through the kitchen window and absconded with the pup. No fingerprints were found at the scene, but the criminal did leave some evidence. A mystery powder was spilled on the kitchen counter and a puddle of clear liquid was found near the back door. Most disturbing of all, a ransom note was found at the scene. Use your reasoning skills and your knowledge of physical and chemical properties and changes of matter to discover clues. You will need to use some math and knowledge of the suspects along with the evidence to solve the crime. When you have an answer, present your case against the suspected criminal in the form of a 60 second video report.