- Materials & Tools. To build your own golf ball catapult, you'll need quite a few materials that are very cheap and basic hand tools, and chances are you'll ...
- Arms. I wanted to have arms of different lengths because I made this for a science fair project. ...
- Arm Supports. Cut the arm supports as shown. The only parts you need to cut are the arm supports. ...
- Attachment & Base. Attach the arm supports as shown with corner braces and screws. Make sure that the arm can still swing freely with no resistance.
- Counterweight. This catapult is going to be fired with a counterweight, so grab the 5 pound brick. ...
- Siege. Once you've finished the boring part, just drop the brick and enjoy the smooth, long trajectory of the ball and arm.
Full Answer
How do you make a catapult step by step?
Align one craft stick perpendicular to the stack and center it, leaving 1/3" hanging below the stack. Attach the throwing arm to the stack with 1-2 elastic bands, wrapped in a crisscross pattern. The more secure the attachment, the more spring you will get from your catapult. Build the base of the catapult.
How do you add a throwing arm to a catapult?
Add the throwing arm to the catapult. Align one craft stick perpendicular to the stack and center it, leaving 1/3" hanging below the stack. Attach the throwing arm to the stack with 1-2 elastic bands, wrapped in a crisscross pattern.
How do you use a ping pong ball catapult?
How to Use Your Catapult Load your catapult by placing a ping pong ball into the bottle lid. Move your catapult around to aim at your target. When ready to fire, hold down the front end of your catapult, pull down the Popsicle stick with the tip of your finger, and release.
How do you use a popsicle stick catapult?
Load your catapult by placing a ping pong ball into the bottle lid. Move your catapult around to aim at your target. When ready to fire, hold down the front end of your catapult, pull down the Popsicle stick with the tip of your finger, and release.
How do you make a catapult that will shoot far?
How to Make a Catapult Launch FartherUse Bungee Cord Power. Use the tension of bungee cords as opposed to springs to power your catapult. ... Shoot From the Best Angle. Create an arm break that stops the arm at a 45-degree angle from the floor. ... Use a Snug Fit. ... A Sturdy Base Makes a Big Difference.
How do you make a homemade catapult?
Simple craft stick catapult:Stack five craft sticks together and wrap a rubber band around each end.Stack two craft sticks and wrap a rubber band around only one end.Slide the five sticks in-between the two sticks, as shown.Wrap a rubber band where the two sections meet to hold the catapult together.More items...•
How do you make a catapult that shoots tennis balls?
0:392:09How to make a tennis ball trebuchet - fast and easy - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe broomstick like a broomstick a one-inch broomstick dowel wooden dowel to go through that and itMoreThe broomstick like a broomstick a one-inch broomstick dowel wooden dowel to go through that and it rotates on that and nothing special about that just drill three holes down the bottom edge.
How do you make a simple catapult out of wood?
Drill holes at the end of your wood. Grab your two 24-inch-long pieces of wood. ... Mark and chisel the wood. Measure down 5.5 inches and 8 inches down from the end of the wood with the hole in, and mark them. ... Make your base. ... Attach the legs. ... Add a horizontal plank. ... Cut the angle. ... Add the catapult slinger. ... Drill in the eye hooks.More items...•
How do you build a 2x4 catapult?
0:035:30"How To Build a Catapult?" - YouTubeYouTubeStart of suggested clipEnd of suggested clipI'm so excited how to build a catapult. Things you will need to 8-foot 2x3 studs cut at theMoreI'm so excited how to build a catapult. Things you will need to 8-foot 2x3 studs cut at the following lengths. Two at seven and a half inches. Three at fourteen inches. Two at twenty four inches.
What materials are good for a homemade catapult?
MaterialsEight craft sticks (popsicle sticks)Four or five sturdy rubber bands.Glue.Plastic bottle cap to hold a cotton ball.Cotton ball (If you do not have any available, you can make a small ball by crumbling some paper.)Small open area (One square meter will do.
How do you make a catapult that shoots 100 feet?
0:003:58100 ft + Catapult Project - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo I added a little mechanism to make it shoot. So you can just pull the arm back and hook. ThisMoreSo I added a little mechanism to make it shoot. So you can just pull the arm back and hook. This this make it shoot. So this will shoot over a hundred feet.
What is the difference between a catapult and a trebuchet?
There are different kinds, but the most common involves a long arm pulled back and then forcefully released to launch a large object. A trebuchet is a specific type of catapult that's gravity-powered—it uses a counterweight that pulls down and rapidly raises another part that then flings the object from a sling.
How do you make a trebuchet?
0:106:00How to Design the Perfect Trebuchet - YouTubeYouTubeStart of suggested clipEnd of suggested clipEnergy for the projectile. It's important to note that no compound motion or mechanism is involvedMoreEnergy for the projectile. It's important to note that no compound motion or mechanism is involved in the trebuchet. Rather it's one simple lever arm along with the counterweight.
How do you make a handheld catapult?
0:135:23How To Make Your Own Slingshot - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou can use for the actual power bands. Just two I've got here. One is in a tube which I've cut upMoreYou can use for the actual power bands. Just two I've got here. One is in a tube which I've cut up and another is specifically made power bands for a slingshot. Also we've got dental floss a knife.
What is the best catapult design?
The Trebuchet: The Trebuchet was one of the more accurate and efficient types of catapult used in ancient times. It worked by using the energy of a falling counterweight to rotate a beam around a pivot resulting in the release of whatever projectile was loaded into the sling at the other end of the beam.
How do you make a PVC catapult?
1:308:28How to Make a PVC Catapult - YouTubeYouTubeStart of suggested clipEnd of suggested clipIt's just plastic pipe easy to cut you can get it at a home depot. And we cut it into variousMoreIt's just plastic pipe easy to cut you can get it at a home depot. And we cut it into various lengths first we do a 14 inch piece then we do two 9 inch pieces. Seven six inch pieces.
Step 1: Materials & Tools
To build your own golf ball catapult, you'll need quite a few materials that are very cheap and basic hand tools, and chances are you'll have some of them lying around the house.
Step 2: Arms
I wanted to have arms of different lengths because I made this for a science fair project. For the lengths, cut the 3/4'' PVC pipe to lengths of 24'', 28'', 32'', and 36''. Then, drill a 5/16'' hole all the way through each of the arms exactly 6'' from an end of the arm. This is where the fulcrum will be.
Step 3: Arm Supports
Cut the arm supports as shown. The only parts you need to cut are the arm supports. Cut off a bit of triangular excess, and the remnant is the base of the trebuchet - exactly 1'x2'. Drill a hole for the arm bolt as shown, with a 5/16'' bit. Once you've done that, you can test fit the arm and washers by layering them as shown.
Step 4: Attachment & Base
Attach the arm supports as shown with corner braces and screws. Make sure that the arm can still swing freely with no resistance. Then drill a 1/2'' deep hole 2'' from the back and 6'' from each side below the arm and glue in the dowel. Let it dry for 4 hours.
Step 5: Counterweight
This catapult is going to be fired with a counterweight, so grab the 5 pound brick. Lift it up to 3', center it over the arm, and...
Step 6: Siege
To start world domination with your catapult, always go through this checklist before firing:
How to use a catapult?
How to Use Your Catapult 1 Load your catapult by placing a ping pong ball into the bottle lid. 2 Move your catapult around to aim at your target. 3 When ready to fire, hold down the front end of your catapult, pull down the Popsicle stick with the tip of your finger, and release.
What Is a Catapult, and What Does It Do?
A catapult is a tool used to throw large objects over a long distance. They were also used to throw large rocks covered in tar that were set on fire over a distance. In battle, the catapult was used mainly as a siege engine to smash castle walls. When combined with fire, it could burn wooden structures. Sometimes a catapult bucket would be filled with metal shrapnel such as nails that were then fired over the top of castle walls with the intent to maim as many of the enemy as possible.
How to fire a catapult with a popsicle stick?
Glue the bottle lid to the Popsicle stick, leaving enough space at the tip of the Popsicle stick to push it down with the tip of your finger to fire your catapult.
How to make a catapult out of a clothespin?
When the glue has set, glue the 1" cube to the open end of the clothespin. Glue the Popsicle stick to the cube. Glue the bottle lid to the Popsicle stick, leaving enough space at the tip of the Popsicle stick to push it down with the tip of your finger to fire your catapult.
What happens if the ball bounces before it goes into a cup?
If the ball bounces before it goes into a cup, you score half of the points marked on the cup.
What happens if the ball goes into a cup?
If the ball goes into the cup, you score the points on that cup. If the ball bounces before it goes into a cup, you score half of the points marked on the cup. If the ball goes into the cup and bounces back out you again, score half of the points marked on the cup.
How are clay pigeons fired?
Clay pigeons used for shooting practice and sport are fired from a modern-day catapult. The trap machine uses a mechanical arm to fire the clay pigeon into the air.
How to launch a catapult?
Get ready to launch! Load your ammunition of choice into the bottle cap. Hold the catapult frame securely to the table with one hand. Pull down on the lever arm with the other hand, and then let go!
How to attach a bottle cap to a catapult?
Attach the bottle cap to the catapult. Add a small dab of hot glue to the end of the spring arm, and press the bottle cap into the glue, holding it in place for a few seconds while the glue cools.
How to make a throwing arm?
Build the throwing arm. First loop an elastic band around the craft stick that connects the two uprights. Then glue the large craft stick to the straw so that about 1/2" hangs below the straw. Finally, carefully attach the other end of the rubber band near the bottom of the large craft stick.
How to make a catapult out of craft sticks?
These will form the body of your catapult. Stack 5 craft sticks and secure the stack with an elastic band at each end. Stack 2 more craft sticks and secure the stack on one end only, leaving the other end open.
How to make a crisscross pattern?
Secure the two stacks together. Position the stacks perpendicular to one another and slide the larger stack between the two sticks of the small stack. Slide the large stack as close to the elastic band that holds the small stack as possible. Secure the stacks together where they join with an elastic band, wrapped around both stacks in a crisscross pattern.
How to make a joint secure?
Consider adding a second elastic band to the joint to make sure it is secure.
What shape should a sandbox base be?
The base should now form a rectangle with one end open, and the two uprights sticking up parallel to one another.
