75 Rube Goldberg Project Ideas [Updated]

rube goldberg project ideas

Have you ever heard of Rube Goldberg machines? They’re like super cool and crazy inventions made to do simple stuff but in the most fun and complicated ways ever! Imagine rolling marbles or making a book page flip with a bunch of cool gadgets and doodads. These machines are all about being creative, solving problems, and having a blast with science and engineering stuff. So, in this blog, we’re going to check out some awesome Rube Goldberg project ideas that you can totally try on your own, whether you’re just starting out or you’re ready for a big challenge. Let’s dive in and have some fun!

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How Do You Do A Rube Goldberg Project?

Doing a Rube Goldberg project is all about letting your imagination run wild and having fun with it! Here’s a simple step-by-step guide to get you started:

  1. Pick a Simple Task: Choose a basic task you want your Rube Goldberg machine to accomplish, like turning off a light switch, popping a balloon, or ringing a bell.
  2. Gather Materials: Look around your house for items you can use to build your machine. Think about things like toy cars, dominos, ramps, balls, string, tape, cardboard, and anything else you can find.
  3. Plan Your Design: Sketch out a rough design of how you want your machine to look and how each part will connect to the next. Start with the end goal in mind and work backward to figure out the sequence of actions.
  4. Build Your Machine: Start building your machine one step at a time, connecting each part together as you go. Test each step as you add it to make sure everything is working properly.
  5. Test and Tweak: Once your machine is built, it’s time to test it out! Start at the beginning and watch as each action triggers the next one in a chain reaction. If something doesn’t work, don’t worry! Just tweak it until it does.
  6. Share Your Creation: Finally, share your Rube Goldberg machine with friends and family. You can make a video of it in action or invite them over to see it in person. They’ll be amazed by your creativity and ingenuity!
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Remember, the most important thing is to have fun and be creative. There’s no right or wrong way to build a Rube Goldberg machine, so let your imagination soar and see where it takes you!

75 Rube Goldberg Project Ideas: Category-Wise

Simple Rube Goldberg Project Ideas

  1. Dominoes knocking over to trigger a series of events.
  2. Using a rolling marble to activate switches and levers.
  3. Dropping a ball onto a seesaw to launch another object.
  4. Pulling a string to release a spring-loaded mechanism.
  5. Placing a weight on one end of a lever to lift an object on the other end.
  6. Tipping over a cup to pour water into a container.
  7. Balancing objects on a beam to cause it to tilt and activate a switch.
  8. Using a pulley system to lift and drop objects.
  9. Pushing a toy car down a ramp to hit a target.
  10. Blowing air through a straw to move an object.

Intermediate Rube Goldberg Project Ideas

  1. Constructing a mini-golf course with various obstacles.
  2. Creating a chain reaction with falling dominos and flying toys.
  3. Setting up a simple alarm clock to ring using a series of actions.
  4. Building a device to pop a balloon with a dart.
  5. Designing a contraption to flip a light switch on or off.
  6. Using magnets to attract and repel objects in motion.
  7. Incorporating pulleys and counterweights to create movement.
  8. Designing a machine to dispense a treat for a pet.
  9. Setting up a series of gears and cogs to turn a crank.
  10. Creating a device to launch a paper airplane.

Advanced Rube Goldberg Project Ideas

  1. Designing a complex system to water plants automatically.
  2. Building a mechanism to sort different types of objects into separate containers.
  3. Constructing a contraption to crack an egg into a bowl.
  4. Creating a device to mix ingredients for baking.
  5. Designing a machine to launch a rocket or model spaceship.
  6. Setting up a system to play a simple musical tune.
  7. Building a miniature roller coaster with loops and twists.
  8. Constructing a device to feed a pet on a timer.
  9. Designing a contraption to blow out candles on a birthday cake.
  10. Creating a machine to draw a picture or write a message.

Kitchen-Themed Rube Goldberg Project Ideas

  1. Making a simple breakfast using a series of kitchen gadgets.
  2. Creating a device to make a cup of coffee or tea.
  3. Setting up a system to pour a bowl of cereal and milk.
  4. Designing a contraption to butter a slice of bread.
  5. Building a machine to crack and scramble an egg.
  6. Constructing a device to peel a piece of fruit.
  7. Creating a mechanism to stir a pot on the stove.
  8. Designing a contraption to squeeze juice from a fruit.
  9. Setting up a system to toast a slice of bread.
  10. Building a machine to scoop and serve ice cream.
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Science-Themed Rube Goldberg Project Ideas

  1. Demonstrating simple physics principles like gravity and inertia.
  2. Building a contraption to demonstrate how a simple machine works.
  3. Designing a machine to demonstrate the transfer of energy.
  4. Setting up a system to show how pulleys and levers can be used to lift heavy objects.
  5. Creating a device to illustrate how gears and cogs work together.
  6. Constructing a machine to show the properties of magnets.
  7. Designing a contraption to demonstrate how sound waves travel.
  8. Setting up a system to show how light can be refracted or reflected.
  9. Building a machine to demonstrate the properties of air pressure.
  10. Creating a device to show how heat energy can be transferred.

Nature-Themed Rube Goldberg Project Ideas

  1. Setting up a system to water plants using rainwater collected in a container.
  2. Designing a contraption to scare away pests from a garden.
  3. Creating a machine to feed birds or squirrels in the backyard.
  4. Building a device to catch rainwater for watering plants.
  5. Constructing a contraption to create a mini-ecosystem in a terrarium.
  6. Designing a machine to simulate the movement of ocean waves.
  7. Setting up a system to create a mini-avalanche using sand or soil.
  8. Building a device to mimic the movement of animals in the wild.
  9. Creating a contraption to create a mini-thunderstorm using sound effects and lights.
  10. Designing a machine to simulate the growth of plants from seed to harvest.

Art-Themed Rube Goldberg Project Ideas

  1. Creating a contraption to mix colors and create a painting.
  2. Building a machine to create a sculpture using various materials.
  3. Setting up a system to play a musical instrument like a piano or guitar.
  4. Designing a contraption to create a kinetic sculpture that moves in interesting ways.
  5. Constructing a device to create a piece of digital art using a computer program.
  6. Building a machine to create a stop-motion animation using objects and props.
  7. Setting up a system to create a piece of performance art using actors and props.
  8. Designing a contraption to create a piece of interactive art that responds to the viewer.
  9. Creating a machine to create a piece of art using unconventional materials like food or recycled objects.
  10. Building a device to create a piece of art using a specific technique like collage or printmaking.

Holiday-Themed Rube Goldberg Project Ideas

  1. Designing a contraption to deliver a gift on a holiday like Christmas or Hanukkah.
  2. Building a machine to create a festive decoration like a wreath or garland.
  3. Setting up a system to play a holiday-themed song or music.
  4. Creating a device to create a festive light display using LED lights.
  5. Designing a contraption to launch fireworks on a holiday like the Fourth of July.

Tips for Designing and Building Rube Goldberg Projects

Designing and building Rube Goldberg projects can be both challenging and rewarding. Here are some tips to help you along the way:

  • Start with a Clear Goal: Define the simple task you want your Rube Goldberg machine to accomplish. Whether it’s turning off a light switch or popping a balloon, having a clear goal will guide your design process.
  • Plan Carefully: Sketch out your design and think about how each step will connect to the next. Consider the materials you’ll need and how they’ll interact with each other. Planning ahead will help you avoid problems later on.
  • Keep It Simple: While Rube Goldberg machines are known for their complexity, it’s important to start with a simple design, especially if you’re new to building them. Focus on creating a smooth sequence of actions that lead to your end goal.
  • Use Household Items: Look around your house for materials you can use to build your machine. Common items like dominoes, toy cars, ramps, and balls can be repurposed to create exciting chain reactions.
  • Test as You Go: As you build each step of your machine, test it to make sure it works as intended. This will assist you in pinpointing any problems at an early stage and adapting your approach as necessary.
  • Embrace Trial and Error: Constructing a Rube Goldberg contraption frequently requires extensive experimentation and refining. Don’t be afraid to experiment with different designs and techniques until you find what works best for your project.
  • Incorporate Simple Machines: Explore the use of simple machines like levers, pulleys, inclined planes, and wheels to add movement and complexity to your machine. Understanding how these machines work can help you design more efficient mechanisms.
  • Pay Attention to Timing: Timing is crucial in Rube Goldberg machines, as each action needs to happen at the right moment to trigger the next one. Experiment with the placement of objects and the speed of movement to achieve the desired timing.
  • Document Your Progress: Take photos or videos as you build your machine to document your progress and capture any noteworthy moments. Not only is this helpful for troubleshooting, but it’s also a fun way to share your project with others.
  • Have Fun and Be Creative: Above all, remember to have fun and let your creativity shine! Rube Goldberg projects are all about thinking outside the box and coming up with inventive solutions to everyday tasks. So don’t be afraid to get creative and enjoy the process of building something truly unique.


Rube Goldberg projects are more than just fun and games—they’re a celebration of creativity, ingenuity, and the joy of invention. Whether you’re a beginner or an experienced engineer, there’s always something new to explore in the world of Rube Goldberg project ideas. So gather your materials, unleash your imagination, and embark on your own Rube Goldberg adventure. Who knows what amazing contraptions you’ll come up with next?

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