This is my samples page. (To read the entire article, you need to click on the title of the article, FYI.)
Here is a photo gallery sample of my Fish Three-Part Cards lesson for four-year-olds. (My private Montessori photo galleries are hosted at SmugMug.) Click on this link to see the gallery! Here is the mobile version if you are on a mobile device, a smartphone, etc.
Age: Three and up.
Indirect aim: Appreciation of animal life.
Direct aim: Zoology.