The shaker song that she mentioned was:
“I Know a Chicken” by Laurie Berkner. https://www.youtube.com/watch?v=9E7l0JPgclE
Here is a link showing you how to make an egg shaker (this tutorial glues the egg together, but you could also use tape). https://www.wikihow.com/Make-an-Egg-Shaker
Want to continue the fun? Here is another great farm story available online:
The Cow Said Neigh! by Rory Feek, available on Hoopla.
Not sure how to access Hoopla? Click on the link to find out: https://www.cidlibrary.org/research/databases/by-alpha/47-elibrary.html