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Quantity
1
Description
3.0
4 ratings
5
4
3
2
1
Great hands-on, conceptual approach to wave motion and frequency; applies in sound, waves, weather, and space studies/units.
Cheryl · December 20, 2023
It’s what I expected. I would give it 5 stars but in can be tricky putting the battery in and taking it out.
Camille · December 20, 2023
The sound difference was slight. To a teacher, it makes sense. To the students, it may be too subtle.
Carolyn · December 20, 2023








