Science Experiments for Kids

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Easy Science Experiments for Kids at Home or in the Classroom

Science Sparks - Making Science Fun for Kids

Welcome to Science Sparks

If you're looking for a great science experiment, you've come to the right place. Science Sparks™ is bursting with easy, hands-on science experiments for kids of all ages. Discover our fun facts, cool science experiments, awesome science fair projects and super STEM challenges!

FREE EXPERIMENT PRINTABLES

New this week

Catch up with this week's new and updated science investigations.

  • Basketball STEM
    DIY Mini Basketball Game
  • Science Experiments in a Shoebox
  • Science Experiments for Learning about Clouds
  • Edible Butterfly Life cycle
    Edible Butterfly Life Cycle
  • Ace Your Exams: Fantastic GCSE Science Resources
  • Make your own drinks dispenser
    Air Pressure Demonstration - DIY Drinks Dispenser
  • Cool Science Experiments For Your Ski Holiday
  • Why Do Crisp Packets Puff Up at High Altitude? The Science Explained
  • 50 Summer Science Experiments - make a lolly stick chain reaction, a solar oven, bubble snake and lots more summer science experiments for kids #summerscience #scienceforkids #scienceexperimentsforsummer
    50 Easy Summer Science Experiments for Kids
  • Cloud in a Jar Experiment

Find your next experiment....

  • Chemistry
  • Physics
  • Biology
  • Preschool Science

Most Popular Science Experiments

These are my most popular, tried and tested science experiments for home, school or science club. Launch rockets, make colour changing potions, gooey slime and lots more exciting and easy science for kids.

  • How to make a Bottle Rocket
    How to make a Bottle Rocket
  • Which solids dissolve in water?
  • Mini bottle rocket made with a 500ml bottle
    How to Make a Baking Soda Rocket
  • coke and mento eruption showing diet coke and normal coke
    The Infamous Coke and Mentos Experiment
  • oil spill activity. Image shows a glass tray filled with blue water and a layer of vegetable oil floating on the top.
    Clean It Up – Oil Spill Experiment
  • Skittles Experiment - skittles in water
    Skittles Experiment
  • Baking Soda Experiments for kids
    10 AMAZING Baking Soda Experiments
  • a tray of cornflour and water oobleck with toy figures and a sieve
    10 of the BEST Science Experiments for Kids
  • Edible Butterfly Life cycle
    Edible Butterfly Life Cycle
  • red cabbage indicator fizzy potions
    Red Cabbage Indicator Colour Changing Potions
  • Around the World in 50 Experiments
  • Engineering for kids
  • Climate Change for Kids
  • Fairy Tale Science Experiments

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Find what you're looking for:

Browse the full experiment index

Science Sparks Questions

Ask a question and try an activity to find the answer!

  • Science Sparks Questions
  • Arm span Question sheet
    Is your arm span equal to your height?
  • Science questions - how big is the solar system?
    How big is the Solar System?
  • What is a fossil? fun fossil activity for kids
    What is a fossil?

More Science Sparks Questions

Free eBook!

Paper Science Experiments

Cut, stick, play and learn!

Get the book

Summer Science Experiments

Make a solar oven, instant ice cream, fairy potions, try a summer STEM challenge and lots more outdoor, sunny science experiments!

  • Paddling Pool Science Experiments
  • Save the ice pop STEM challenge
    Save the Ice Pop STEM Challenge
  • Science Challenge Printables - easy summer science challenges for kids
    Summer Science Challenges for Kids
  • Shadow drawings
    Summer Science for Hot Days
See more Summer Science Experiments →

FREE STEM Challenge Templates

Make STEM teaching easy with my free challenge templates.

STEM Challenge Templates

Wonderful Women in STEM

These remarkable female scientists changed the world with their discoveries, paving the way for generations of women to follow their dreams. Read about the trailblazing scientists and then try an activity related to their work.

  • Wonderful Women in STEM - Mary Anning
  • Inspirational Women in STEM - Amelia Earhart
  • collage of a fact file about women in STEM
    Wonderful Women in STEM
  • Women Scientist Books FB
    Great Books About Women In Science
See more Inspirational Women in Science →

Brilliant Baking Soda Experiments

Baking soda experiments are not just volcanoes. Make colour changing potions, power a bottle boat and lots more fizzy science fun!

  • Baking soda snow Volcano
    How to Make a Snow Volcano
  • Colour Changing Valentine's Potions
    Chemistry Potions for Valentine's Day
  • ice painting
    Great Science Experiments for Kids
  • Raising Raisins - dancing raisins in a glass
    Raising Raisins - baking soda investigation

See more brilliant baking soda experiments →

School Science Club Experiments

100s of easy ideas for a school science club, including STEM challenges, investigations and science demonstrations.

Build catapults to learn about energy, make paper columns to learn about strong shapes, race liquids to learn about viscosity, create an Art Robot and more simple science ideas for a science club.

  • cropped-RocketScienceRocketIGSS.jpg
    Science Club Experiments for Early Years
  • lollystick catapults
    How to Make a Lolly or Popsicle Stick Catapult
  • Column and Lintel image
    Easy Engineering Projects for Kids
  • paper science experiments for kids
    Print and Play - Paper Science Experiments for Kids

Find more ideas for a school science club→

Science in Stories

Read a book and try a science activity related to the story. These imaginative, creative science investigations are suitable for kids of all ages. Build a house from sweets for the witch, make a zipline for Jack, sort Ariel's cave and more!

Science in Stories
Emma Vanstone Image

What is Science Sparks?

Hello, I'm Emma, the chief experimenter here at Science Sparks HQ.

Science Sparks is all about making science easy, exciting and accessible for everyone!

Why Science Sparks?

All the science activities are completely FREE to access and use basic, inexpensive materials you probably already have at home!

Welcome!

Imagine a world where science education is accessible to everyone and is all about hands-on, exciting discoveries. That’s the world I want to create.

More about me

Around the World in 50 Experiments

50 experiments about countries of the world

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Science Sparks - FREE science experiments for kids

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