Need a science fair idea? Our 50+ science fair project ideas are sure to get your next science show a great start! This guide will help you take a simple experiment and turn it into a science fair board.
SCIENCE FAIR Ideas for Kids
This article includes 50 of our favourite science fair ideas, broken down by grade level. These topics can help you start your science fair plans.
How to get kids excited about science fair
How to Choose Science Fair Projects
How to Turn an Idea Into a Science Fair Project
How to Make Science Fair Posters
Our tips for easy science fair projects
Here are the Top 10 Science Fair Project Ideas For Kids
COOL SKIN FAIR PROJECTS BY GRADE
Ideas for Elementary Science Fair Projects
Ideas for Middle School Science Fair Projects
High School Science Fair Project ideas
Elementary School Science Fair Projects
Some elementary school kids take part in science fairs for the first time. It is never too young to combine science and creativity! Kids Activities Blog shows how preschoolers can use science to learn about sunscreen.
1. How to make the best egg drop design
These egg drop project suggestions are from a science fair experiment with eggs. Change a variable. To design the best egg drop, you will need to have some knowledge in physics. Then compare the results and make sure that you have an egg worthy of science fair!
2. Make a lemon battery
Let’s make lemon batteries! It’s not surprising that a lemon can become a battery. Yes, I am. Compare your results to LoveToKnow for a potato-based battery. Science fairs can be fun with fruit and vegetable batteries!
3. Extract DNA From a Strawberry
Little Bins and Little Hands gives you the opportunity to meet the genetic codes of strawberries. Adults are equally amazed at how DNA can be extracted from their favorite fruit. You can find all the details on your science fair boards!
4. Experiment with Dissolving Peeks
Lemon Lime Adventures offers a variety of liquids that can be used to dissolve Peeps. Enjoy the remaining Peeps. You can create a science fair project which combines a new question with a liquid. Your science poster will be filled with candy!
5. Naked Egg in Vinegar Experiment
What is a nude egg? It’s an unshelled egg. It’s weird. Check out this egg-in-vinegar experiment. There are so many options for science fair ideas. What time would it take to get the egg out of vinegar? How about different vinegar dilution levels? Science fun!
6. This Salt and Ice Experiment will turn salt into glue
This fun experiment explores the relationship of salt and ice. This science fair project idea was introduced to me by a magician. This is how you can add magic to your science fair boards.
7. The best magnet science project is magnetic mud
Magnets can be fun! Mud is great! Combining the two makes this magnetic experiment. This science fair project uses ironofluid. It is easy to understand and amazes.
8. Erupting dinosaur volcano slime
Do your kids love dinosaurs? Are your children fond of slime? STEAMsational has a great project for you if your kids love slime. Get the Science Experiment Printable for Free!
9. How high the ball bounces
This project is great for kids who don’t mind using Math Fair Extravaganza (unavailable). You will have a lot fun making the science fair board.
10. Experiment with an electromagnetic train
This copper wire coil is a favorite of children and may cause battery and magnet reactions to be a bit different than you would expect. This is a great idea!
11. This bacteria experiment investigates germs within food
Children will use soda to learn about germs and compare their growth. This is a win-win situation for everyone, at least the children. This simple idea could be used as a jumping off point for larger science fair projects that will explore different rates and methods of bacterial development.
12. Osmosis
This is STEAMsational’s “naked egg” experiment. It also explores osmosis! Combine the two for an extra adventure in science fair projects.
13. Ideas for easy animal science projects
These questions can help to kickstart a Science Fair project by Science Kids! This is genius for elementary-age kids who are animal-crazy…I know that I was one.
14. Ideas for plant experiments
These science projects that use plants are available via Project Learning Tree! This link has projects that range in difficulty from easy to difficult, and even versions suitable for elementary school students.
15. NASA has some great ideas for solar system projects
NASA has compiled a list with questions that will help kids get started on their projects.
16. Recycle grey water
World Wildlife Fund for Nature provides information on grey water recycling. They suggest the easy grey water recycling. Then think of ways to reuse grey water for science fair projects.
17. Investigating the effects of weather on different activities.
Here are some project ideas to test your hypotheses about weather using SciJinks. Weather science fair ideas always win because the weather seems mysterious and is all around us.
18. Soil erosion experiment
Learn about soil erosion through Life is a Garden. This is my favorite science fair idea. This poster would be great for science fair posters!
19. Environmental science fair projects
Population Education offers a list of 30 eco friendly science fair project suggestions. There are so many great ideas, but only one science fair.
20. Mentos geyser science project
Steve Spangler Science. This is a great idea. It could also be used as a project for a science fair.
21. Get energy from your garbage
National Energy Education Development is a great way to teach children about garbage and why it smells so bad. This information could prove to be very useful for everyone who visits your science fair board.
22. Non-taster versus taster experiment
Children learn so much about their genetics through projects. Bright Hub Education’s taster vs. non-taster study is a great example! Is it possible to involve your science fair participants?
23. Classify fingerprints
Do you know of any future forensic scientist? HubPages’ project lets kids design a system to classify fingerprints. Part science project…part detective!
24. Identify T.Rex’s nearest living relative
Science Buddies’s coolest dinosaur-related project is this! You can use databases to search for T-Rex’s closest living relatives. It is a sort of science fair-style genealogy project.
25. Pinhole camera
This project is similar to Auggie’s in Wonder via National Geographic Kids! It is one classic science fair project that can be adapted into something new or enlightening.
26. Ideas for simple machine projects
Julian Trubin shares a list with simple machines that he has created a list for science projects. One project even involves roller-coasters!
27. Producing sound waves
Scientific American’s project creates an illustration of how the eardrums work. This idea is so cool!
28. Ideas for Magnetism projects
You can find this list of science fair projects ideas via ThoughtCo. It explores magnetism. It is always a popular topic on the science fair circuit.
29. Fire extinguisher
You can use common household items to make a fire extinguisher. This science fair experiment from Home Science Tools will prove useful if you are not familiar with this technique.
30. Biology and Chemistry of Gas Relief
Middle schoolers find gas hilarious. Science Buddies has a project about gas. It makes me reflect on the Grossology exhibit’s gross science.
31. Coloring and flavor of beverages
All Science Fair Projects created this project to examine the relationship between beverage flavor and color. This is an amazing idea and would make a great science board.
32. Use charcoal to purify water
Most likely, you already have a charcoal filter system. This science experiment by The Homeschool Scientist allows kids to learn about water filtration.
33. Launcher for paper airplane
Paper airplanes are great fun for all ages. This KiwiCo experiment is a great way to launch your plane! It would be interesting to experiment with making different types of planes.
34. Shrinking cells
Have fun with shrinking cells using water. Sciencing’s science fair idea explores all kinds of science ideas. This would make an excellent fair project.
35. Test algae growth
What is the best way to grow algae? Use this experiment by Seattle Post-Intelligencer as a starting point for your science fair.
36. Cat color
All cat lovers are invited! Science Buddies is conducting an experiment to discover the link between cat coat colors and chromosomes. The science fair board is visible right now.
37. Fingerprint detection
This fingerprint detection project via Science Fair Extravaganza (unavailable), is ideal for high school students who are passionate about true crime!
This will be the science-fair idea everyone wants to try.
38. Project in Landscaping
Bright Hub Education reveals which plants thrive in your area and how they impact the environment. This brings together science and design to make it a valuable resource for artists scientists.
39. Botany science project
ThoughtCo has so many amazing plant projects! It will be difficult for you to choose the right project for your science fair.
40. Grow crystals
ThoughtCo allows you to experiment with making crystals. It was so much fun to learn how to make crystals. They would be a great science fair project.
41. You can grow bacteria
Science Bob provides this list with questions to get you started on your project about bacteria. There are so many great ideas that can be used in science fairs.
42. Biofilm experiment
This microbiology experiment by The Homeschool Scientist is great and you will learn a lot. It is also a good starting point for science fair ideas.
43. Find out if plants have starch.
Home Science Tools: Learn how starch is involved in photosynthesis by hypothesizing. Science-y fun is a wonderful word.
44. 5-Second Rule
Science News for Students: This experiment will show you if food dropped from the floor for 5 seconds or longer collects more germs. Dropped food is not recommended, but I may be wrong in your science fair project.
45. Population of Invertebrates and Acidity
Learn how acidity affects survival rates in a population. LiveScience has this topic as a great science fair topic.
46. Monitor heart rate
Science Buddies presents this science fair idea: Design and test your own heart-rate monitor.
47. How to seperate water into hydrogen or oxygen
Electrolysis is a method of separating water into hydrogen or oxygen using electrolysis. Next, test the gases by Navigating with Joy.
48. Transform milk into plastic
Did you know that milk can contain plastic? This fun project is by Scientific American and uses regular household items.
49. Ideas for a project in addiction science
Here’s a list of projects that deal with drug addiction from National Institute on Drug Addiction for Teens. These science fair projects can make an impact.
50. You can increase the oil capacity of a pump
To simulate an oil pumping station, you can use a clear household spraybot! This science fair idea from LiveScience is so cool!
This movie will help you get your child excited about science fair. His best friend and the main character create a winning pinhole cam for their science fair. This project would suit middle schoolers who are interested to learn more about light. This project is on our wish list!
HOW TO CHOOSE SCIENCE-FAIR PROJECTS
It can be difficult to get started on a science fair project. Here are some steps to help you get started!
– Consider what interests you. Do you love food? Do you love dogs or cats? Do you have a fascination with soil? This list has a lot of interesting topics that you can use for science fairs.
Choose a topic from the list.
Brainstorm questions related to the topic. This resource is available via Science Buddies.
– Make your idea a science fair project. Steve Spangler Science explains how to transform an experiment into a science-fair project. You must modify something once you have an idea. Next, try a different experiment. Compare the results!
– Make sure to use the scientific method for children to cover all aspects of your science fair project.
The scientific method assures consistency and repeatability of the experiment!
HOW TO CONVERT YOUR SCIENCE IDEA INSIDE COOL SCIENCEFAIR PROJECTS
These ideas can be used as inspirations or projects.
Make your own fire extinguisher, for example. We know vinegar and baking soda deprive fires of oxygen. This is what makes the fire go out.
You can change the baking soda to vinegar ratio to make a new experiment. Then compare your results.
You can also make changes to your fire extinguisher so it shoots the furthest.
MAKE A FIANCE POSTER IN SCIENCE
Next, you will need to create a poster or board for your science fair project. This is a crucial step, as it will allow you to communicate your amazing ideas to all those who will be attending and judging the science fair.
TIPS FOR EASY FAIR SCIENCE PROJECTS
Don’t think too much about it! Begin with a simple idea and work your way through it.
It is fine to take your favorite project and make a few changes or look at an alternative angle.
– Showcase your project using bold images and a demonstration
Demonstrating results is a great way to show them.
Your other talents should be used. If you’re an artist, use that. Find a project to show your passion for a specific subject.
What are the TOP 10 SCIENCE FAIR PROJECTS?
These are the tried-and-true science projects that always show up at science fairs.
– Potato or lemon battery
Egg Drop
– Homemade volcano
– Mentos & soda
Growing crystals
Growing beans
– A simple DIY machine or catapult
– Nude Egg
– Salt & ice glue
The study of magnets
More Science Ideas from Kids Activities Blog
Kids Activities Blog contains hundreds of science experiments that kids can do.
Want more ideas for science fairs? These are our top picks!
This simple science project is for beginners.
Astronomy is your passion? Take a look at this project about the solar system.
These are some of the coolest home experiments you can make with baking soda or vinegar.
– Are You Interested in Earth Science? Learn how you can make your own volcano using “lava”.
Physical science is also available! This bridge-building activity is for children.
Don’t forget to save your pumpkins for the winter! This is a great experiment with rotten pumpkins.
This solar oven allows you to cook outdoors.
This balloon rocket science experiment allows you to build your own rocket.
This science project teaches people how to wash their hands.
Want to learn more about milk experiments? This tie dye milk experiment teaches you a lot about acids as well as bases.
You need another science fair idea? How about “How to Reduce Friction Science Fair Project?”
This candy corn science experiment makes science fun.
These science experiments will be a hit at your home!
Coke experiments science fair is ready!
Tell us what you think about our science fair projects by commenting below! We would love for you to share your story!
