Self explanatory via "Help" section. "H" key- show help "Space Bar"- hide Help
Just to add this to "Custom Block Madness!" SDS, because of the few custom blocks. Updates: Ver 1.0 (9/9/15)- Released Ver. 1.1 (9/20/15)- Added advanced calculation (Look up the "Help" section if you want to know which key to press)
