Nerd ABC cards: T is for transverse wave
We were making transverse waves with a Slinky and he was having a blast.
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the two sleepy mommies
Nerd ABC cards: T is for transverse wave
We were making transverse waves with a Slinky and he was having a blast.
Comments are closed.
Ooh! I love those! I couldn’t rationalize spending $30 for them though.