Marble Parkour Marble Run
Don't loose your marbles.. we finally got it in!!!
Marble run wooden mechanical kit - simply put together and enjoy watching your marbles chase through the run.
Excellent for kids ages 14+,
7 pre-cut wood sheets
Sandpaper (for smoothing out rough edges, after all you want it to run smoooth)
Wax (absolutely helps those gears and shafts turn!)
And steel shaft.