It's time to set sail! Even if you don’t live near a lake or ocean, you will get to do some sailing in this science activity as you build your own toy sailboat. But first you have to make sure your boat doesn’t capsize! Are you up for the challenge? Fill your container with water. Make sure the water is deep enough so you can vertically submerge your longest nail/screw.

There are a lot of things that are wrong with this guide, but it’s simple to build so far. The creator used duct tape to make the body of the boat. This won’t be solid, it might stay on the water for a while, but it's still a super easy guide regardless. Here in this video guide, the creators want to use a can spray foam to make a boat. It’s possible and it worked, the only downside is that it’s not airtight, so the water will just pass through any gap on the foam. This project is also time-consuming because you have to wait for the foam to dry before you continue. The creators also made this foam by spray over an existing boat for the foam to take the shape of the boat mold. 13. How To Build A Wooden Boat Sink, bathtub or a large container you can fill with water (The container should be deeper than the length of your nails/screws.) See also How Wide Is A Pontoon Boat? - Choosing The Right Width 11. How To Make A Sailboat Out Of Styrofoam Your first sailboat was probably pretty stable, because it was very wide (made from three corks). However, when you removed two corks to make it skinnier, your sailboat probably became unstable and tipped over. It's similar to standing with your feet tight together instead of spread out slightly—it's harder to balance. When you added nails/screws to the bottom of your sailboat, you lowered its center of mass and made it more stable. However, individual vertical nails don't do a very good of job pushing against the water—the water can flow right around them. That means they don't do a good job of making the boat go straight. If you blew on the sail, your boat might have curved off to one side or spun in circles. When you wrapped the nails in aluminum foil, you made the shape more like a fin. It can cut through the water very easily in one direction, but provides a lot of resistance against the water in the other direction. That makes it easier for your boat to move forward, and harder for it to move sideways. This is why real sailboats can be long, skinny, and have tall sails—they have a part called the keel that prevents them from tipping over and helps them go straight! Read theThe creator made this using PVC pipe, it was super easy to build and it didn’t cost much. The PVC pipes that the creator used are pretty large and are also durable. The creator also used a 42cc 2-stroke engine at home and it worked perfectly. 3. DIY Boat From Plastic Bottles Now make a skinnier boat by removing the rubber bands and the two outer corks. Keep the sail in place. Depending on how you attached the sail initially, you might need to rotate it 90 degrees. Here is a pontoon boat idea, you’ve probably heard of this boat before, it is super effective and can be done with a few simple materials. This is a homemade pontoon boat that requires some metal pipes, welding, and a few other supplies to make the boat durable in water. 2. How To Make Boat Using PVC Pipe This is not a real boat as the name implies, it’s an RC boat, and it’s pretty big. The making process requires a lot of measuring and cutting for all the pieces of the wood board to fit in perfectly. 20. How To Make A Candle Powered Boat Toy For Kids Unlike the first two video guides on my list above that are more realistic, this particular guide will teach you how to use plastic bottles to make a boat. It seems impossible, because of the questions on everyone’s mind, ‘how will the boat float?’ Well, it did and it can work for you too. 4. DIY Simple Boat With Plastic Barrel

This boat idea can pass for a standard boat for boat race due to the way it’s built. This was made with a few plywood boards, and other woodworking materials, and tools. This guide also has a lot of images that will show you how to make them from start to finish. You’ll also need some fiberglass tape, stainless steel screws, waterproof glue, and other essential supplies. This should be the best boat idea on this list that works and looks great on the water. The creator used some wood plywood sheets, silicone sealant, gorilla glue, latex paint, Sandpaper, screws, paracord, and a few other woodworking tools. The making process is super easy to follow, and also fast if you’re an expert woodworker. This video guide will require an expert woodworking skill level to be able to make the boat that the creator made with a few pinewood boards. After using a table saw, a planer, and a few other machines for woodwork projects, the creator made an outstanding boat that is worth the stress, although it’s pretty small, you can use the idea to make something bigger. 10. How To Build A Boat Out Of Plywood Here is another guide with similar boat ideas, but this is now a bit advanced in the craft category. This can even be used as your child's science project. It’s super easy and simple to build. Do you remember playing with toy boats in the bathtub, or have you ever been on a real boat? Boats can float because of buoyancy. While they are pulled down by the force of their own weight (caused by gravity), they are pushed up by the buoyant force, which is equal to the weight of the volume of water that they displace. Some boats are made of materials that are less dense than water, meaning they have less mass per unit volume. These materials (like cork) will always float. However, other boats are made of metals like steel that are much denser than water—so how do they float? They can float because they're hollow, so there is a bunch of empty air space inside the boat's hull. The average density of the boat (including both the metal and the air) is lower than the density of water.

This project is simple and easy to make. This can even be done by your kids but the boat is not durable, and can not go on for a long time. It’s a candle-powered boat, meaning you need to construct it in such a way that the boat will move as the candle is lit up and it propels other smaller mechanisms under the small toy boat. Conclusion If your boat doesn’t stay upright, keep adding nails or screws (in a straight line with the first one) until it can float without tipping over. Right now, your keel is made of one or more nails/screws, but they are not connected to one another. Cut a rectangular piece of aluminum foil and tightly wrap it around the nails/screws to make a fin shape. This guide is pretty simple, you’ll be turning a mattress into a boat. It’s easy, cheap, with homemade materials and tools. The making process is effortless and requires a few hours of your day, and you'll be done. If you don’t have electrical knowledge, you have nothing to be afraid of, the guide is pretty easy to follow, with the right electrical tools at your disposal, you’ll be done in no time. 18. Building Boats From Plastic Drums