Top Water Rocket Launcher Kits for 2021

Building and launching water rockets is a fun activity, especially during hot and sunny days. It is also a popular science project most kids and young adults create in science festivals and exhibits. Building water rocket launchers is easy, but if you do not have much time to do so, you can also purchase kits that are easy to assemble and includes all the things you need.

If you’re looking for a water rocket launcher kit for your project, or you just want one to have fun, we’re here to help.

Here are the top water rocket launcher kits for 2021 that you may like.

The Best Water Rocket Launcher Kits for Adults

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Where to Buy

Delta Education Bottle Rocket Science Kit

Aquapod Bottle Launcher

Strato Launcher IV + Strato Fins Kit

The Science Source Single Bottle Rocket Launcher

4M Water Rocket Kit

If you’re a dad who wants to have a bit of fun in the backyard, or if you’re a young adult who needs to build a complex water rocket for a school project, here are some of the best water rocket launcher kits we can recommend for you.

1. Delta Education Bottle Rocket Science Kit

This is a basic water rocket launching system but it can deliver a powerful punch per launch. It can fly high and fast even when the bottle is only ¼ filled. It includes O-rings, fins, pressure hose, and other essential parts. However, you might need to have some budget for additional pump or compressor to make it work better.

2. Aquapod Bottle Launcher

This water rocket launcher kit can propel an ordinary 2-liter plastic soda bottle up to a hundred feet in the air. This kit is portable and very easy to use, plus, it includes a pressure safety valve to prevent over-inflation. This is a very portable launcher, however, you might need an additional bracing when you use it.

3. Strato Launcher IV + Strato Fins Kit

With this water rocket launcher kit, it’s possible to launch a water bottle to over 350 feet high. It is very easy to assemble and comes with a 125 PSI safety valve. However, the water bottle will not fly straight without an aerodynamic nose cone that is made from another soda bottle.

This kit supports .5L, 1L, 1.25L, and 2L soda bottles. Its air pressure can be as low as 10 PSI up to 120 PSI. What’s great about this kit is it’s fully expandable. In fact, you can accessorize it into a complete launching system for STEM.

4. The Science Source Single Bottle Rocket Launcher

With this water rocket launcher kit, you will be able to create custom designs and build water-propelled rockets, as well as test variables like water level, air pressure, and aerodynamic designs. It includes rocket launcher, hardware, tubing, paper astrolabe to measure altitude, and a manual. It is very durable and can remain in place even after multiple launches. It is a minimalist launch system that is best for young adults’ experiments with aerodynamics.

5. 4M Water Rocket Kit

Through this water rocket kit, you will be able to launch a water bottle up to 30 feet in the air. It includes all the parts and materials needed to turn a soda bottle into a water rocket. It uses a bicycle pump that is not included in the package. Its launches are unpredictable which adds excitement. This a great rocket launcher kit you can use to teach young science enthusiasts about rocketry and space flights.

The Best Water Rocket Launcher Kits for Kid

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Hands-On-Labs Fly High Rocket Science Kit

Max Liquidator Wet N’ Wild Hydro Rocket Splash Blaster

Toysmith Kids Aqua Launch Space Rocket

Discovery Toys Hydro Launch Water Rocket

Kids can also enjoy playing water rockets, however, it’s kind of dangerous if we let them play with those complex launcher kits that adults use. But no worries, because we’re also giving you a list of the best water rocket launcher kits that kids as young as 5 years old will enjoy.

1. Hands-On-Labs Fly High Rocket Science Kit

This rocket science kit will get kids 8 years and above excited about learning how to build and launch water rockets. With this kit, they will be able to experiment with different levels of air and water pressure. It comes with all the accessories, instructions, and scientific methods that will guide them on how to start flying their water rockets. It is a fun way for parents and kids to bond. This kit is designed for child safety and reliable fun.

2. Max Liquidator Wet N’ Wild Hydro Rocket Splash Blaster

This water rocket launcher kit is recommended for kids with the age of 5 to 15 years. It can blast rockets up to 35 feet in the air. It is very easy to use. You just have to connect it to any standard garden hose, stomp, and watch the rocket fly. The rockets are made with soft rubber tip for additional safety. This is a great toy that will keep your kids entertained during hot sunny days.

3. Toysmith Kids Aqua Launch Space Rocket

This water rocket launcher kit is recommended for kids ages 8 and up. It is a 6-inch durable plastic rocket that comes with a pump. It is water and air pressured, and there are no batteries needed to make it work. It is a simple water rocket toy that little kids will surely enjoy.

4. Discovery Toys Hydro Launch Water Rocket

This water rocket launcher kit is designed for children 6 years and up. It is easy to use. You just have to attach the controller to a garden hose then raise the water pressure to make the rocket fly on a stream of water. This toy will teach your kids about water pressure, the center of gravity, and as well as balance while staying cool during a hot sunny day.

These are the top water rocket launcher kits for 2021 that both adults and kids will love. We hope this list will help you find the perfect water rocket launcher kit that will enable you to learn more about water rockets while having fun.