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Welcome to the Hey Smart Girl blog, created to accompany the Hey Smart Girl book series. Here, you’ll find insights and articles for parents who believe in nurturing a love of learning and fostering resilience, independence, and a growth mindset in young girls. If you have a daughter, niece, or granddaughter you want to help navigate today’s complex world with confidence and curiosity, you’re in the right place.

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Amazing Phsyics Facts for Kids
You know that moment when your child asks you something completely out of nowhere and you think, I genuinely have no idea how to answer that? These 25 physics facts are your answer. Real science, no jargon, and just enough background to make you sound like you knew it all along.
Lene Hau Scientist - Inspiring stories of female STEM heros
In 1999, Danish physicist Lene Hau did something that sounded impossible — she slowed light from 186,000 miles per second to just 38 miles per hour. Then she stopped it completely. Here's her story, written for curious girls and the parents who want to inspire them.
Lise Meitner Inspirational women in STEM stories for young girls
She solved one of the biggest scientific mysteries of the twentieth century. Her male colleague got the Nobel Prize. She got an element on the Periodic Table named after her instead. This is the story of Lise Meitner — and why your daughter deserves to know her name.
Teach inertia with this simple at home physics experiment for kids
Balance a coat hanger on your child's head, give them a spin — and watch their face when the coat hanger refuses to move. This is Newton's First Law of Motion, and it's one of the most satisfying physics experiments you can do at home.
Science tricks to engage and amaze the kids
Grab a glass from the kitchen cupboard. That's genuinely all you need to completely blow your child's mind this afternoon.
Newtons Laws of Motion explained to kids with fun and simple kitchen experiments
Newton figured out how everything in the universe moves — and he did it over 300 years ago. Three kitchen activities, twenty minutes, and your child will understand why his laws are still unbeaten today.
Female Scientist Inspiring Stories - free printable Mary Anning
Discover the story of Mary Anning — the girl who uncovered prehistoric creatures and changed science forever — plus a hands-on fossil experiment for kids.
Inspiring stories of female scientist: Sylia Earle
Looking for inspiring female scientists for kids? Discover the story of Sylvia Earle — ocean explorer, scientist, and one of the most powerful STEM role models for girls — plus a simple ocean science experiment you can try at home.
Science Hero: Inge Lehmann Female scientist role model who discovered Earth's inner core
Looking for inspiring female scientists for kids? Discover the story of Inge Lehmann, the scientist who uncovered the Earth’s inner core — and why her work still matters today.
Seismograph Experiment for Kids (DIY Earthquake Detector)
Build a working seismograph at home and detect vibrations like a scientist. A fun, hands-on earthquake experiment for kids aged 8–12.
Simple earth science experiment to do at home - eroding shell
Looking for a simple science experiment your child will actually remember? This ocean acidification experiment shows how acids affect shells in a way kids can see for themselves. A powerful, hands-on Earth science activity for ages 8–12.
Make your own fossil simple earth science experiments for kids easy stem at home in kitchen
Make your own fossil at home with this simple earth science experiment. Kids will learn how fossils form, why they are found in sedimentary rock, and why scientists sometimes discover seashells on mountain tops.
Inspiring science fair projects to help motivate your child in the science fair, science fair ideas to get started
Some science fair projects spark something much bigger — not because kids set out to change the world, but because they were curious and supported. These inspiring stories show why science fairs matter more than winning.
how to help your child with a science fair project - a parents guiding to helping children with the science fair project
Science fairs can feel overwhelming for parents. This practical guide shows how to help your child choose a project, stay motivated, handle setbacks, and build skills that last — without taking over.
Journaling for Tween Girls: why is journalling important, why you should teach your tween girl to journal.
Journaling isn’t about being a “writer” — it’s a powerful emotional tool. In this guide, we’ll show you how journaling helps tween girls handle big feelings, reduce anxiety, and build real resilience — without turning it into homework.
Study Skills Every Tween Needs - end homework battles help your child study, focus and be motivated to succeed.
Homework shouldn’t be a two-hour meltdown every night. In this guide, you’ll learn simple, science-backed study skills for tweens that make organisation, focus, and homework routines feel manageable — for your child and for you.
Help teen set and achieve goals, keep teen motivated to study and set goal, help teen stay motivated to succeed
Learn how to help your tween set realistic goals, stay motivated, and follow through — using simple, brain-friendly strategies that build confidence and independence.
Help pre teens focus, advice to motivate your teen, get your teen to study and work towards goals, learn to coach your teen for success
Lack of focus isn’t laziness — it’s a skill that develops over time. In this guide, you’ll learn why tweens struggle to concentrate and simple, science-backed strategies that make homework calmer, faster, and far less stressful for everyone.
easy science experiments for kids fun science trick with string and ice at home simple science activities
Kids will love this sneaky winter science trick! Learn how to lift an ice cube using just a piece of string (and a sprinkle of salt)— no knots or glue needed. Fun, quick, and perfect for winter STEM at home.
Simple science experiment salt and ice melting race fun and easy science experiments to do at home
Break up winter-break boredom with this fun “Ice Melting Race”! Kids sprinkle salt, sugar, and nothing at all to see which ice cube melts fastest — a simple winter STEM experiment packed with wow moments.
Instant ice experiment - simple home science experiments for kids winter science
Watch water freeze instantly in this fun winter science experiment for kids! A simple, wow-worthy STEM activity using only water, ice, and a freezer.
10 best stem stocking stuffers for smart girls age 8-12 fun educational science and stem gifts for girls
Looking for unique ways to spark your daughter’s interest in STEM and science? Then this is the article for you. I’ve curated 10 fun, confidence-boosting stocking stuffers that ignite curiosity, build real skills, and make learning feel like play.
the best Stem gift for smart girls age 8-12 - inspire her interest in stem and science with great gifts and stem science toys and books
Looking for the best STEM gifts for a curious girl? Here are 15 smart, fun, confidence-building gifts for girls ages 8–12 — from coding robots and science kits to creative builds, eco-friendly projects, and empowering books.
The science of practice - how your teen or tween can get better at anything
One of the most powerful truths we can pass on to our children is this: you are not stuck. In a world that glorifies "natural talent" and quick success, our tweens and teens need to know that getting better at something—anything—isn't about being born with it. It's about building it. That's what this blog post is all about. The science behind practice, the brain's amazing ability to grow, and how we can teach our kids to believe in progress over perfection.
Toxic Productivity in Tweens and Teens - how to avoid the dangers of toxic productivity
Burnout is no longer just for adults. Teens are feeling the heat too—chasing success like grown-ups, juggling school, side hustles, and extracurriculars like it’s a LinkedIn competition. In a world obsessed with achievement, are we raising kids who can’t stop doing? Let’s talk toxic productivity—and how to raise teens who know how to be, not just do.
Ending Entitlement: How to Raise Grateful, Grounded Tweens
Are your kids growing up expecting more—more stuff, more freedom, more everything—without the effort or gratitude to match? You’re not alone. Entitlement can sneak in early and stick around for life. But here’s the good news: it’s not too late to flip the script. What I discovered about this trait—and how it really shapes our kids—might change the way you parent this week.
Sound experiment -easy sound STEM science experiment to do at home
Turn kids into sound detectives with this fun DIY bat ears experiment. Using simple materials like paper plates and a headband, children can explore how animals locate sounds and discover the science behind directional hearing. Perfect for curious kids aged 8–12 who love hands-on science activities.
Understanding dopamines and how they impact tweens and teens behaviour and future
Is your child constantly chasing screen time, sugar, or social media likes? You’re not alone—and there’s a science behind it. This blog breaks down how dopamine affects tween behavior, why it matters, and how you can help your child find real joy over quick fixes.
Easy at home STEM experiments, cloud in a jar.
Turn your kitchen into a mini weather lab! This no-prep science experiment shows kids how clouds really form—using just a jar, hot water, and a blast of hairspray. It’s a fast, fun way to teach the water cycle, states of matter, and convection—plus, they’ll want to do it again and again!
Best STEM Books for Girls Ages 8–12
Looking to spark your daughter’s love of science? These inspiring STEM books for girls ages 8–12 go beyond facts—they build confidence, curiosity, and resilience. From bold heroines to real-life role models, discover 10 brilliant reads (plus one must-have series) that turn learning into adventure—and show your girl that science is hers to explore.