Place the neodymium magnets on the track and place four or five ball bearings in a line touching one side of the magnets. When you are ready to fire it, nudge the single ball bearing so it slowing rolls toward the magnets.
It’s Cyber Monday on WonderHowTo! Don’t miss out on all the big sales in the Gadget Hacks shop and Null Byte shop. Use code CMSAVE20 to save on everything, and use CMSAVE40 for all things apps and software. For online courses, apply code CMSAVE70 for the biggest discounts.
How To:
Make a Balloon-Powered Paper Plate Racer
How To:
Make a silicone mold in your kitchen with common household items
How To:
Build trestle bents of a model train set
How To:
Recreate Models of Christopher Columbus's Sailing Ships from 1492
How To:
Rust a model car to make it look old and beat-up
How To:
Make a Homemade PVC Rocket
How To:
Lay and ballast O-Scale 3-Rail track
How To:
Build a 2/5th scale M60 tank
How To:
Build a cool cardboard RC airplane
How To:
Build a model DeLorean & train from Back to the Future
How To:
Make a Simple Pop Pop Boat
How To:
Paint rock faces for model trains using acrylic washes
How To:
Make fuse paper to light a rocket motor
How To:
Make a realistic looking landscape diorama
How To:
Build a "pop-pop" or "putt-putt" steam engine boat
How To:
Model railroad scenery using extruded foam
How To:
Build a custom model rocket from scratch
How To:
Build a sugar rocket motor
How To:
Strap your RC tires with duct tape to improve traction
How To:
Paint a fade on your model cars
How To:
Make a Balloon-Powered Paper Plate Racer
How To:
Make a silicone mold in your kitchen with common household items
How To:
Build trestle bents of a model train set
How To:
Recreate Models of Christopher Columbus's Sailing Ships from 1492
How To:
Rust a model car to make it look old and beat-up
How To:
Make a Simple Pop Pop Boat
How To:
Make a Homemade PVC Rocket
How To:
Build a cool cardboard RC airplane
How To:
Lay and ballast O-Scale 3-Rail track
How To:
Build a 2/5th scale M60 tank
How To:
Build a model DeLorean & train from Back to the Future
How To:
Paint rock faces for model trains using acrylic washes
How To:
Make fuse paper to light a rocket motor
How To:
Strap your RC tires with duct tape to improve traction
How To:
Make a wooden fingerboard kicker
How To:
Paint a fade on your model cars
How To:
Easily make a Coke and Mentos rocket
How To:
Make a sparkler rocket
How To:
Build a "pop-pop" or "putt-putt" steam engine boat
How To:
Make Robinson Couplings for water rockets
1 Comment
sweet
Share Your Thoughts