Annabelle Longley, 5, of Auburn, center, and other children react to an experiment Taryn Friedman, aka “Lightning Lucy,” performs Thursday night at the Auburn Public Library. Mad Science of Maine presented its Spooktacular Science Show for a capacity crowd during one of the library’s ongoing presentations. Visit sunjournal.com to see a variety of expressions and reactions from the show and auburnpubliclibrary.org for a list of upcoming presentations. (Russ Dillingham/Sun Journal)

Ethan Longley, 7, of Auburn, center in red, and other children make scary faces at the request of Taryn Friedman, aka “Lightning Lucy,” to be chosen to help in an “experiment” she was performing Thursday night at the Auburn Public Library. Mad Science of Maine presented its Spooktacular Science Show for a capacity crowd during one of the library’s ongoing presentations. Visit sunjournal.com to see a variety of expressions and reactions from the show and auburnpubliclibrary.org for a list of upcoming presentations. (Russ Dillingham/Sun Journal)

Ethan Longley, 7, of Auburn, center in red, and other children make scary faces at the request of Taryn Friedman, aka “Lightning Lucy,” to be chosen to help during an “experiment” she was performing Thursday night at the Auburn Public Library. Mad Science of Maine presented its Spooktacular Science Show for a capacity crowd during one of the library’s ongoing presentations. Visit sunjournal.com to see a variety of expressions and reactions from the show and auburnpubliclibrary.org for a list of upcoming presentations. (Russ Dillingham/Sun Journal)

Gideon Edwards, 3, of Fayette, applauds after an experiment demonstrated by “Lightning Lucy” at the Auburn Public Library on Thursday evening. (Russ Dillingham/Sun Journal)

Taryn Friedman, aka “Lightning Lucy,” blows air at the audience Thursday night at the Auburn Public Library. Mad Science of Maine presented its Spooktacular Science Show for a capacity crowd during one of the library’s ongoing presentations. Visit sunjournal.com to see a variety of expressions and reactions from the show and auburnpubliclibrary.org for a list of upcoming presentations. (Russ Dillingham/Sun Journal)

Taryn Friedman, aka “Lightning Lucy,” performs an experiment for the audience Thursday night at the Auburn Public Library. Mad Science of Maine presented its Spooktacular Science Show for a capacity crowd during one of the library’s ongoing presentations. Visit sunjournal.com to see a variety of expressions and reactions from the show and auburnpubliclibrary.org for a list of upcoming presentations. (Russ Dillingham/Sun Journal)

Annabelle Longley, 5, of Auburn, third from right, and other children react to an experiment Taryn Friedman, aka “Lightning Lucy,” was performing Thursday night at the Auburn Public Library. Mad Science of Maine presented its Spooktacular Science Show for a capacity crowd during one of the library’s ongoing presentations. Visit sunjournal.com to see a variety of expressions and reactions from the show and auburnpubliclibrary.org for a list of upcoming presentations. (Russ Dillingham/Sun Journal)

Children react to an experiment Taryn Friedman, aka “Lightning Lucy,” was performing Thursday night at the Auburn Public Library. Mad Science of Maine presented its Spooktacular Science Show for a capacity crowd during one of the library’s ongoing presentations. Visit sunjournal.com to see a variety of expressions and reactions from the show and auburnpubliclibrary.org for a list of upcoming presentations. (Russ Dillingham/Sun Journal)