Must Escape Lighthouse Island

Must Escape Lighthouse Island Instructions

Your boat sank and you found yourself on a deserted island. There's no one around but strangely, there are locked houses as if someone was living here not so long ago. You wouldn't survive here long, you should find a way out really fast! Find clues and escape the Lighthouse Island!

Common Core State Standards
CCSS.Math.Practice.MP2 Reason abstractly and quantitatively.
CCSS.Math.Practice.MP7 Look for and make use of structure.