Science Buddies: "Ask an Expert"

Hi All,
Did anyone else try building this before. Our experiment worked for few seconds and stopped after that. We have tried to re-assemble the model to make it work but no hope so far. Reaching our deadline soon need serious help


Moderator note: Project https://www.sciencebuddies.org/science- ... -levitator

Hi - I replied to your post here: viewtopic.php?t=25048, please keep your posts to one topic to make it easier for us to help you (moderators feel free to merge threads or move my reply here)