K'nex Roller Coaster Splicers! (homade and yummy XD)
here's what you need!
1 Pack of dum-dums
A K'nex roller coaster set that uses tubing
then, eat, eat, EAT!!! teh dum-dums, then get a moist towelette, and rub them until their clean.
Then put them inside of the tubing (duh) and then BAM you have new splicers! :D