10 Brilliant Valentine Science Experiments For Kids

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This post was published on Feb 2015 and updated on Jan 2023.

Science and love aren’t often seen in the same sentence, but this Valentine’s Day, you can combine the two for an amazing experience! 

With these Valentine science experiments, you can create something special for your students or children that will capture their attention and get them excited about science. 

From making fizzy heart-shaped bath bombs to exploring the science of scent and color, these experiments will show kids how the principles of science can create something special.

From the classic volcano experiment to making a colorful and scented love potion, these experiments are sure to be a hit with any age group. 

So this Valentine’s Day, why not take the time to explore the science of love with these fun and educational experiments? You won’t be disappointed!

Love is about caring, giving, hearts and…chemistry! We’ve all heard about love potions, magnetic attraction and chemistry between those smitten. So take advantage of this love-struck holiday to make some super fun scientific experiments that will dazzle the kids.

Valentine Science Experiments: An Engaging and Educational Way to Celebrate!

Valentine science experiments are a great way to keep your kids engaged and excited while learning about the world around them! 

Science experiments provide an opportunity for your kids to explore, discover, and get creative with a hands-on approach to learning. 

Kids can learn about the properties of different materials, the wonders of chemical reactions, and the magic of magnets. 

Not only will your kids be learning about science and having fun, but the experiments can also be a great way to teach them about the importance of friendship, relationships, and teamwork. 

With Valentine’s Day science experiments, your kids get to explore the world around them, create something unique, and learn valuable lessons in the process.

Love Potion Lava Lamp (via hello, Wonderful)

Be mesmerized by this glittery lava lamp version that’s red and perfect for celebrating love on Valentine’s Day!

Heart Catapult Science (via Frogs Snails and Puppy Dog Tails)
In this fun science project that makes kids work for the treats, learn how to make two types of catapults and see which one launches candy hearts further.

Crystal Hearts (via Little Bins For Little Hands)
Learn the science behind how basic kitchen ingredients combine to make these stunning crystal hearts that kids can shape into various heart patterns.

Magnet Experiment (via Babble Dabble Do)

Magnets have the ability to attract just like love. Take this knowledge to construct a fun magnetic experiment that teaches kids about magnetic force and how it works.

Valentine’s Day Chromatography (via Steam Sational)

Introduce kids to chromatography with this fun Valentine’s Day science experiment. Kids will learn about the science of separating colors and the principles of chromatography. This experiment is great for older kids who are interested in the scientific process.

Conversation Heart Experiment (via Coffee Cups and Crayons)

What happens when you dunk candy hearts into water, honey, vinegar or do other things to them? Take a look at this sweet experiment that lets you test the kids’ hypotheses.

Magic Inflating Hearts (via Playdough to Plato)
Here’s a super simple experiment you can whip up in no time. Amuse the kids with these inflating heart and teach them the science behind the magic.

Fizzing Hearts (via Powerful Mothering)

Basic ingredients can be used to make this interactive toddler art come alive that fizzles and bubbles. It’s super easy and will not require any crazy materials to make!

Circuit Valentines (via Left Brain Craft Brain)
Electric paint and LED lights. Oh my, how brilliant! Find out how to make this electrifying Valentine that will mesmerize your kids over and again.

Love Potion (via Inner Child Fun)

Get your Valentine goggles on to set up this super fun love potion lab. Make sure to check 4 more brilliant invitations to play ideas in this post packed full of Valentine fun.

Invisible Ink Valentine (via Minieco)
This is super sleuthy and fun. Teach kids how to create a secret message from a kitchen ingredient and tie it all up into a fun message in a bottle.

Fizzy Valentine Hearts (via Your Modern Family)
Make cute heart rocks and watch them fizzle away with this awesome baking soda experiment! Take a look at more fun Valentine ideas here and more science experiments here and here.

More fun valentine’s experiments!

Balloon-Powered Valentines (via Little Bins for Little Hands)

Kids will love learning the science of air pressure and motion while making their own balloon-powered Valentine’s Day cards. This experiment is great for kids who are interested in engineering and tinkering with things.

Valentine’s Day Chromatography (via Steam Sational)

Introduce kids to chromatography with this fun Valentine’s Day science experiment. Kids will learn about the science of separating colors and the principles of chromatography. This experiment is great for older kids who are interested in the scientific process.

Valentine’s Day Volcano (via Natural Beach Living)

This is a great way to teach kids about the science of geology and volcanoes. Kids will love making their own mini Valentine’s Day volcano and watching it erupt. What kid doesn’t love a good volcano eruption, or an adult, for that matter!

 

Make Sure to Follow This Science Experiment Checklist

• Safety Tips: Wear safety goggles and gloves when doing any of these experiments. 
• Preparing the Materials: Gather all the necessary materials before starting experiments.
• Time Management: Set aside time to complete the experiment so you don’t feel rushed. 
• Mess Management: Have a designated area for messes and be sure to clean up after.
• Learning Opportunities: Take the time to discuss the science behind the experiments 
• Creative Expression: Encourage kids to get creative with their experiments. 
• Alternative Materials: Get creative if you don’t have the exact materials listed. 

Takeaway

Valentine’s Day is a holiday that celebrates love, care, and giving. It’s usually filled with chocolates, cards, and flowers. 

With these brilliant Valentine’s Day science experiments, kids can learn about the principles of chemistry, motion, and engineering. 

These experiments are great for kids of all ages and are sure to spark their curiosity. So this Valentine’s Day, give your kids the gift of knowledge and let them explore their scientific side!

Take a look at more fun Valentine ideas here and more science experiments here and here.