

🔬 Dive into science with precision and style!
The 305 Cartesian Diver Apparatus is a handcrafted, 2.5-inch blown glass tool featuring a red band for visibility. Designed to visually demonstrate buoyancy and atmospheric pressure, it fits standard cylinders and soda bottles, making it perfect for educational and experimental use in labs or classrooms.














| Customer Reviews | 2.1 out of 5 stars 46 Reviews |
L**A
Too small
To small couldn’t find it after I put it down
W**N
Not worth it
It was bigger in the picture but was false advertisement. It's just 1 in. Really not worth it
B**E
it sucks
It was not worth the cash. Nor it was not what I expected.
T**R
Does not work
Bought for a Cartesian diver science project for my son. It does not work. Don’t waste your money.
K**Y
Not what I thought
It was way too expensive for a tiny item
A**4
Not worth the money
Picture is misleading, don't waste your money
K**Z
Nope
Worthless
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