Birds’ eyes are on the sides of their heads, which is extremely useful in spotting predators or potential mates. However, this makes it rather hard for them to focus on the scene directly in front of them. This, along with the reflective glass, makes it extremely easy for them to mistake windows for the sky.
By getting creative with materials you have around the house, you can make your own decorations to place on the windows, to break up any reflections.
Here’s just one idea for creating window stickers:
If you don’t have any glue, simply have the kids draw beautiful pictures on to a sheet of paper, cut them out and stick them to the window using tape!