Physics Girl – WISE Score & Parent Review | Screenwise

Physics Girl

Name: Screenwise
Author: Screenwise

YouTube2011

92%

WISE Score

3.5M

Subscribers

MIT grad makes physics irresistibly cool through mind-bending experiments—the rare edu-channel adults genuinely want to watch too.

Physics Girl

YouTube

2011

92%

WISE Score

3.5M

Subscribers

MIT grad makes physics irresistibly cool through mind-bending experiments—the rare edu-channel adults genuinely want to watch too.

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3.5M

Screenwise Verdict

Physics Girl is what educational YouTube should be—substantive, visually engaging, and genuinely interesting rather than just 'good for kids.' Dianna Cowern's background (MIT physics degree) gives her the chops to tackle real science, but her presentation style makes it accessible without being condescending.

The 518 million views aren't from kids hate-watching for school—this stuff is legitimately cool. Parents on ParentProof note they watch episodes on their own, and MIT's alumni magazine profiled her work. That's the gold standard.

The channel has slowed down recently due to Dianna's health challenges, but the existing 295-video library is excellent. If your kid shows any interest in how things work, this is infinitely better than random YouTube rabbit holes. Queue up a playlist and let them explore.

Age Fit

Best for ages 8-99. Younger elementary kids will enjoy the visual experiments even if some explanations go over their heads, while teens and adults get the full scientific depth. This is one of those rare channels that truly works for the whole family without anyone feeling talked down to or bored.

WISE Breakdown

Wholesome

Dianna Cowern's enthusiasm is infectious without being manic. The channel models genuine curiosity, collaboration with other scientists, and a love of learning. Pacing is thoughtful—experiments unfold naturally rather than in rapid-fire cuts. No toxicity, no drama, just pure science joy.

Imaginative

Physics Girl excels at making the invisible visible—from visualizing sound waves to exploring quantum mechanics through everyday phenomena. Videos spark 'what if' questions and encourage viewers to see their world differently. Some videos are more demonstration-focused than hands-on, but the creativity in presenting complex concepts is consistently strong.

Safe

Exceptionally safe content with no mature themes, violence, or inappropriate material. ParentProof reviews confirm parents watch independently and with kids comfortably. Comments are enabled but the community skews educational and positive. No surprise content—you know exactly what you're getting with every video.

Enriching

This is STEM education at its finest. With 518M+ views across 295 videos, Physics Girl has introduced millions to physics concepts through practical demonstrations. Videos build scientific literacy, critical thinking, and genuine understanding of how the world works. The content is substantive enough that adults (including MIT alumni profiles) cite it as legitimately fascinating, not just 'educational for kids.'

Parent Info

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Why It Might Be Great

Dianna Cowern has the rare gift of making complex physics concepts click without dumbing them down—she respects her audience's intelligence
Videos demonstrate real experiments and phenomena rather than just explaining theory, so kids see science in action
ParentProof confirms what the 3.5M subscribers suggest: parents actually enjoy watching this independently, not just supervising
Builds genuine scientific literacy and critical thinking—these aren't just 'wow' moments but actual understanding of how the world works
Strong female STEM role model who collaborates with other scientists and shows what a career in physics actually looks like

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What to Watch For

Some concepts skew older (middle school+) and may fly over younger kids' heads, though the visuals keep them engaged
Channel has been less active recently due to Dianna's ongoing health challenges with ME/CFS—existing library is still excellent
YouTube platform means ads (unless you have Premium) and the potential rabbit hole of autoplay to less-curated content

Conversation Starters

"Which experiment from that video could we try at home? What would we need?"
"Why do you think the [water/light/sound] behaved that way? What's your hypothesis?"
"Dianna mentioned [quantum mechanics/fluid dynamics/etc]—what other questions does that make you wonder about?"
"If you could ask Physics Girl to explain one thing about how the world works, what would it be?"