You have three blocks! You can stack & drop them, that's about it. Those three blocks have different properties. The basic properties: Can be stacked onto other blocks, picked up & dropped. All the blocks have these basic properties and some additional ones. Blue/Basic Block: Medium size & weight and you can turn it left (using left arrow key) and right (using right arrow key) Orange/Spider Block: Lightest size & weight, can stick onto webs & you can turn it left (using left arrow key) and right (using right arrow key) Green/Suitcase Block: Heaviest size & weight
Don't ask how the spider block holds up the suitcase block >:(