Is Science Bob still making videos?

While his own channel doesn't update frequently, Bob is very active in the science community, appearing on major talk shows and collaborating with other creators like Mark Rober. The 40+ videos on his channel are evergreen and still scientifically accurate.

Are the experiments actually safe for a kitchen?

Most of the 'at-home' experiments use common household items like dish soap, food coloring, and vinegar. However, Bob also does 'demonstration' videos with liquid nitrogen and high-voltage electricity—these are clearly labeled and should be treated as 'watch-only' content.

Does he sell kits or is it all DIY?

Bob often links to his website where he provides instructions for free, but he also has partnerships with science kit companies. You don't need to buy anything to get value from the channel.

How does this compare to 'Brain Rot' science channels?

Unlike channels that use bright colors and loud noises to mask a lack of actual science, Science Bob is a real teacher. He explains the 'why' behind every reaction, making it a high-quality educational resource rather than just passive entertainment.

Science Bob – WISE Score & Parent Review | Screenwise

Science Bob

Name: Screenwise
Author: Screenwise

YouTube2007"Science, experiments"

82%

WISE Score

137K

Subscribers

A high-energy science teacher blows things up so you don't have to, while giving you the instructions to actually try the safe stuff at home.

Science Bob

YouTube

2007, "Science, experiments"

82%

WISE Score

137K

Subscribers

A high-energy science teacher blows things up so you don't have to, while giving you the instructions to actually try the safe stuff at home.

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137.0K

Screenwise Verdict

Science Bob is the 'OG' of science YouTube. Before Mark Rober was dropping glitter bombs on porch pirates, Bob Pflugfelder was the go-to guy for making science feel like a stadium show. It’s clean, educational, and genuinely enthusiastic without the frantic, over-edited energy of modern 'kid-fluencers.'

The only real downside is the platform itself. Because it's on YouTube, you're always a few clicks away from a rabbit hole. But as far as the content goes, it's gold standard. It’s the kind of channel that makes a kid want to go to the hardware store rather than just keep scrolling.

Age Fit

Perfect for elementary and middle schoolers who still have a sense of wonder about how the world works. While the production is older, the science is timeless and just as engaging for a 6-year-old as it is for a curious adult.

WISE Breakdown

Wholesome

Bob Pflugfelder is the quintessential science teacher—high energy, genuinely curious, and focused entirely on the joy of discovery without the ego or 'influencer' posturing common on modern YouTube.

Imaginative

The channel is a springboard for DIY projects. It doesn't just show a volcano; it gives you the mental (and sometimes literal) blueprint to build your own version of the experiment.

Safe

The content is incredibly safe, but it is hosted on YouTube where comments are active and the algorithm is always one click away from something less educational. Some experiments involve fire or chemical reactions that require strict supervision.

Enriching

This is pure STEM enrichment. It bridges the gap between 'cool trick' and 'scientific principle' better than almost anyone else in the space.

Parent Info

✓

Why It Might Be Great

Clear, actionable instructions for classic experiments like slime and erupting volcanoes that actually work.
TV-quality demonstrations from a guy who has spent years perfecting his craft on late-night talk shows.
Encourages offline play by giving kids a reason to put the tablet down and go find some baking soda and vinegar.
Teacher-led pedagogy that ensures the 'why' behind the science isn't lost in the 'wow' of the explosion.

⚠

What to Watch For

Pro-level experiments involving liquid nitrogen or large-scale chemical reactions are for watching only; make sure your kid knows which ones are 'Bob-only.'
YouTube's sidebar is the biggest risk here, as the algorithm can easily pivot from Science Bob to less-than-stellar 'science' prank channels.
Open comments on YouTube can be a mixed bag of student questions and standard internet noise.

Conversation Starters

"Which of those experiments do we actually have the supplies for in the kitchen right now?"
"Why do you think the reaction was so much bigger when he used the larger container?"
"Bob says 'science is a process'—what do you think happens when an experiment doesn't work the first time?"
"If you could design a giant version of one of these experiments, what would it be?"

Deep Dive

The Bridge to CrunchLabs

If your kid is already a fan of Mark Rober, they’ve likely seen Science Bob without realizing it. Bob has become a frequent collaborator at CrunchLabs, bringing his deep teaching background to Rober’s high-production engineering stunts. While Rober focuses on the 'build,' Bob focuses on the 'reaction.'

Why the Age Matters

Launched in 2007, this channel predates the era of 'engagement hacking.' You won't find clickbait thumbnails of Bob making a shocked face with a red arrow pointing at nothing. Instead, you get straightforward, high-quality demonstrations. For a parent in 2026, this feels like a breath of fresh air. It’s science communication that respects the viewer’s intelligence.

DIY vs. Spectacle

The channel effectively balances 'don't try this' spectacle (like giant Tesla coils) with 'please do this' projects. His website, sciencebob.com, is a mandatory companion to the channel, providing the printable instructions and material lists that make the videos actually useful for a rainy Saturday afternoon. It turns a screen-time moment into a kitchen-counter moment.

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YouTube Channel

ScienceBob

@sciencebob

137.0K

Subscribers

21.8M

Views

Videos

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