I created a fish stencil and cut out a bunch of fish from ivory, gray, and blue felt. I then attached them to the wall with poster strips. I had them curve around so it looked like they were swimming in the ocean.
zoo themed classroom ideas - Google Search
A personal favourite from my Etsy shop https://www.etsy.com/au/listing/243307656/secret-garden-paper-flowers-backdrop
La pesca milagrosa. Pececitos de papel. Me gustó de follow instructions
Love the use of streamers to make the "waves." Summer pre-school bulletin board
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