rattleback
Topic | Replies | Views | Activity | |
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How Do Rattlebacks (“Celt Stones”) Reverse Their Spin Direction? |
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0 | 177 | 31 July 2023 |
Topic | Replies | Views | Activity | |
---|---|---|---|---|
How Do Rattlebacks (“Celt Stones”) Reverse Their Spin Direction? |
![]() |
0 | 177 | 31 July 2023 |