Toy Artillery Mortar {realistic firing action}

Toy Artillery Mortar_______________________________________________About:Pull back the spring, set the spring in the hair trigger slot, drop in the projectile and it launches automatically like a real artillery mortar. Enjoy. CHALLENGE: Try designing a better spring or projectile? Tell us about it in the comments with a link to the upload and we will test it out. If it works better we will recommend it. Projectile needs to fly without tumbling [launched into a head wind or in still co