Summary: My learning object focused on Standing waves and sound and understanding harmonics. My LO is a clicker question style multiple choice question. It forces you to think about frequency, its relationship to length and where you should find nodes and antinodes.

https://blogs.ubc.ca/phys101/files/gravity_forms/1-72f8f8fec225ededbd95c074100f3d9f/2015/03/Scan-2.jpeg