( Outdoors )
Yell the first thing that comes in mind
Go to walmart or walgreens and ask them if they sells walls
Put a random dora toy somewhere in public, if someone tries to take it say " SWIPER NO SWIPING "
Have a picnic/eating contest with a friend
Gardening............ Because why not?
Play with a ball or balloon.
( Crafting )
Origami!
Clay sculptures
build a giant colorful lego tower
write down a bunch of puns and make them a comic
Draw a self-portrait
Try to draw/make something really hard
Make a birdhouse out of popsicle sticks
Make a statue with pipe-cleaners
( Roleplay )
Stand out, or try and make a good roleplay.
Make 3 character bio's, then choose your favorite and roleplay as it.
Roleplay as the opposite gender that you normally roleplay as.
Try and find a mate/pup/parent etc.
Test out designs for your characters. then draw them?
Become part of a role playing group/club. or make one yourself
( Other )
Puzzles
Card games
Video games
Troll
Make more bad puns
Sing an annoying tune
( Family, mostly if you have an annoying sibling )
If your sibling has a phone, call it multiple times and hang up each time they try to answer
Put the song Nyan Cat ( 10 hours ) on and leave it somewhere hidden in their room, see how long it takes for them to react
Try and beat world records
IF YOU HAVE ANY OTHER SUGGESTIONS go ahead and say them, people don't like to be bored