Step 1: What You Need
A cheap hollow pencil and a pixy stix. You can get all of this at the dollar tree
Step 2: Take All the Leads Out
Take out all the leads and break off one third of one of them
Step 3: Pour
Pour the pixy stick in the pencil
Step 4: Finish
Put the eraser back in and put the third of a a lead in and you are done!