The world around us is full of items that started in someone else’s imagination. From light bulbs and airplanes to peanut butter and shampoo, inventors have used new ideas to make the world a better place. Want to encourage students to be innovative? Introduce them to famous inventors everyone should know, and then encourage them to try one of these incredible invention ideas for kids—or come up with one of their own!
Tip: Help kids learn about the design process. Then try some simple invention challenges with this guide from Oregon State University: Invent It, Build It.
Plus, click the button below to get a free printable worksheet that helps your students design their own inventions.
Get Inspired With Real-Life Inventions by Kids
Kids might believe they’re too young to invent anything meaningful. Prove them wrong by sharing these inspiring stories of real-life kids who made something new that the world really needed. Then, use these innovations as a springboard to brainstorm more invention ideas for kids to try.
Popsicles
One of the world’s most popular frozen treats was originally invented by an 11-year-old! Learn more about Frank Epperson’s story from NPR.
Invention Idea: Invent a new and delicious portable food item, preferably one that’s healthy too.
Braille
Braille is a system of raised dots that allow those who are visually impaired to read with their fingers. This groundbreaking system was the brainchild of a teenager! Discover the story of Louis Braille at Forbes.
Invention Idea: Create a new way to help those with physical challenges communicate better with others.
Pediatric IV Backpack
When Kylie Simonds was receiving her cancer treatment, she found the large IV she had to lug around just one more frustration. To solve the problem, she invented an IV backpack to make the experience better for future kids. Read about Kylie’s inspiring story at ABC News.
Invention Idea: Design an innovative product to make things easier for kids undergoing any type of medical treatment.
Alzheimer Alert System
When Kenneth Shinozuka was 15, he wanted to find a way to keep his grandfather safe in case he wandered off and got lost. His invention, a pressure-activated messaging sock, won him worldwide acclaim. Find out more about Kenneth’s story at WebMD.
Invention Idea: Devise a new way to keep people safe in dangerous situations.
Hot Seat
After reading yet another story about a child who died in a hot car after being forgotten by caregivers, 14-year-old Alissa Chavez decided to do something about it. Her invention, Hot Seat, notifies parents if they walk away from their child in a car seat. Here’s more about Alissa and her invention from Raising Smart Girls.
Invention Idea: Devise a product to make the lives of parents and kids easier or safer.
Encourage Students To Enter Invention Contests for Kids
Think you’ve come up with something really innovative? Looking for a fun classroom activity to challenge and inspire future inventors? Enter these invention contests for a chance to see kids’ innovations produced on a wider scale, and even win cash and prizes!
Kids Invent Stuff
The brains behind this popular YouTube channel love creating the ideas of kid inventors! They accept submissions through their website, then choose their favorite innovations to build and feature in new videos on their channel.
Past winners: Periscope hat, drill-powered shoes, finger forks
Learn more: Kids Invent Stuff
Thomas Edison Pitch Contest
Students in grades 4 through 12 create and pitch invention ideas in a variety of categories. They have the chance to win prizes ranging from T-shirts and gift cards to a 3D printer for your school. They’ll even send you a maker kit full of valuable supplies to help you get started!
Past winners: Smart recycling bin, easy parking app, water-runoff turbine
Learn more: Thomas Edison Pitch Contest
Young Inventor Challenge
Connect with professionals in the toy and game industry when you develop and pitch a new invention for this contest. Winners may earn the chance to have their design built and sold by one of the sponsoring companies. The contest is open to kids ages 6 through 18 and requires a pitch video and prototype.
Past winners: Goo Shoe, Draw Into Crime, Ship of Treasure
Learn more: Young Inventor Challenge
Invention Convention
Teachers can use the Invention Convention curriculum in their classrooms, helping students develop projects to enter into local, regional, and national competitions. It’s open to kids in grades K-12, with winners eligible for all sorts of prizes.
Past winners: Wrap-N-Go Pencil Holder, Smart Mailbox, Manure Mower
Learn more: Invention Convention
ExploraVision
This STEM competition asks entrants to pick a technology they want to improve, then research and submit a project detailing their proposed ideas. The contest has different requirements and categories for various ages, so this one is great for K-12 students.
Past winners: artificial photosynthesis system, magnetic propulsion rocket launcher, mosquito trap
Learn more: ExploraVision
Try These STEM Challenge Invention Ideas for Kids
STEM challenges are always classroom favorites, but many of them present real opportunities for kids to come up with a clever new invention. Start with these STEM challenge invention ideas, then take a look at our STEM topic pages for even more activities. Also inspire students with these 15 Awesome Invention Videos for Kids
Make a Rube Goldberg machine
These silly machines use a series of extraordinary steps to accomplish a single simple task. Students use them to learn about chain reactions, but they can also inspire creativity when it comes to solving problems. Set a basic task, like ringing a bell, and challenge kids to come up with the wackiest possible ways to make it happen!
Learn more: Rube Goldberg Machine at TinkerLab
Design a smartphone projector
This is a popular classroom STEM project that utilizes a shoebox and magnifying lenses. Once kids have the basic concept down, encourage them to come up with a more advanced version with additional features like zoom, remote control, etc.
Learn more: Smartphone Projector at TechBuilder
Create an ideal living space
The Fibonacci sequence appears frequently in nature—for instance in sunflowers, pine cones, seashells, ferns, roses, pineapples, and more. Challenge your students to take inspiration in this natural design phenomenon as they design an ideal personal living space using basic materials like cardboard, paper, tape, and glue. Urge them to learn more about different kinds of living spaces around the world, and to think about what would make a room, house, or other space more comfortable or eco-friendly.
Learn more: Fibonacci Design at National Inventors Hall of Fame
Craft and indoor composter
Composting keeps food out of landfills and creates better soil for growing crops. But not everyone has room in their yard for a compost heap. Ask students to design an indoor composter instead, one that every family can keep in their kitchen.
Learn more: Indoor Composter at Full-Time Kid
Build something that flies
Learn about the four forces involved in the science of flight, and challenge your students to create a flying object using ordinary classroom materials.
Learn more: Build Something That Flies at Nanogirl
Construct a water filter
Many people in the world lack easy access to clean drinking water. Challenge students to come up with a clever water filter, one that’s inexpensive, effective, and easy to use.
Learn more: Water Filtration Challenge at NASA Jet Propulsion Laboratory
Perform a microplastics intervention
Microplastics, tiny bits of plastic less than 5 mm long, can be harmful to animal life (including humans), especially when they get into the water supply. Take the Microfiber Innovation Challenge, and devise a new way to prevent microplastics from causing harm to our planet.
Learn more: Microfiber Innovation Challenge at microfiberinnovation.org
Brainstorm solutions for an oil spill cleanup
An oil spill can cause massive environmental damage, both in the ocean and on land. Innovate new, more efficient ways to clean up after an accidental spill, helping return Earth and its creatures to good health.
Learn more: Oil Spill Challenge at Vivify STEM Education
Take the Egg Drop Challenge
This is a classic school STEM challenge, but it really does have broader applications. In addition to designing a container to protect an egg from a fall, encourage kids to take the next step by coming up with invention ideas that propose a real-life purpose for their container.
Learn more: Best Egg Drop Challenges
Construct a mechanical hand
Use simple materials to create a mechanical hand in this kid-favorite STEM challenge. Or take this invention idea a step further and challenge kids to create a mechanical hand or other artificial limb that could benefit those who’ve lost their own.
Learn more: Build a Robot Hand at Science Buddies
Build something that floats
Buoyancy is the property that helps objects float. Things that float well usually have a lot of air as part of their structure. Using ordinary materials, challenge your students to create something unique that is capable of floating.
Learn more: Build Something That Floats at Nanogirl
Create something from nothing
The rules for this invention are … there are no rules! It’s the ultimate freestyle challenge. Provide a variety of general supplies, but allow kids to use other items from around the classroom or house as well. If they’re having trouble getting started, ask them to complete this phrase: “I wish I had a _____ that could ______.”
Learn more: Something From Nothing STEM Activity at National Inventors Hall of Fame
“Build a Better …” Invention Ideas for Kids
Many inventors got their start by trying to improve on something that already existed. Challenge kids to come up with invention ideas that build better, more effective versions of some of these existing products:
- Mousetrap
- Portable shelter (e.g., a tent)
- Squirrel-proof bird feeder
- Pet care product (e.g., bed, leash, food/water dish)
- Pet toy
- Automatic toothpaste dispenser
- Alarm clock
- Backpack
- Flashlight
- Beverage container
- Garden tool
- Board game
- Educational toy
- School desk and/or chair
- Smartphone app for kids
- Toy box/storage
- Transportation mode for kids
- Multi-purpose hat
- Shopping cart
- Slip-proof socks
- Silent shoes
- Cereal-pouring machine
- Glove-drying machine
- Clothing or shoe organizer
Get my free worksheet!
If you loved these invention ideas, check out our free-to-save worksheet to complete at home in the classroom. The worksheet prompts you to work through the details of creating your invention.
