How-To: Levitate a pencil lead
Prolific, anonymous YouTube DIY science guru NurdRage, who in the past has brought us instructions for synthesizing trichlorophenyl oxalate (TCPO) and instructions for using it to make homemade glowstickx, presents this cool video and corresponding Instructable showing how to demonstrate diamagnetic levitation using common pencil lead instead of the usual (and expensive) pyrolytic graphite.