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CHOKING HAZARD -- Small parts. Not for children under 3 yrs.
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Nice toy to have in your office, is moving, is a good point to start a conversation with anyone entering. Read morePublished 5 days ago by cristea david
The item was as expected.
I would say be very careful with this item it is fragile and if weren't it wouldn't work. The vanes balance on a small glass rod. Read more
Science student son was initially unimpressed, but has since come to appreciate this simple but interesting device. Read morePublished 1 month ago by jlhreed
I have 2 of these now (shame on me) and neither one shows the slightest movement in even full bright sunshine. Really poorly made!Published 2 months ago by John C. Parker
It does exactly what it says: Incident photons from the sun strike the plates, imparting their momentum and causing them to rotate about the needle.Published 2 months ago by Yotam Cohen