draw frozen fish
create stage header class
fix can't click buttons bug
create balance button
create special items function
special items tutorial
change power to an object
build stage3 template
create frozen fish object
create more objects
fix some minor bugs
create penguin
create stage 3_1, 3_2, 3_3
complete stage 3 level design
start creating tutorial
write dialog for stage 2
fix bugs and improve builder codes
dialog stage 2_1
fix debugger error
finish up stage2 dialog