Only if your lawn darts are an old set with the metal tips (like from the 70s). Those were outlawed years ago (1988). The new versions are made of plastic and and i don't think these are banned.
HTT: "EscapeII" 2016 Shamrock 23WS (current)
PUP: "Escape" 2010 Rockwood HW 277 (gone)
TV: "Bruce" 2011 Dodge Durango V8 Hemi Crew
Just us gals (me, Sis and our daughters)
Traveled 19520 miles and 209 nights in 7 years and counting