Here are a few ways to teach colors Montessori-style:
One way is to use color tablets. You can introduce one color at a time, saying the name of the color as you point to it on the tablet. You can also mix up the order of the colors so that your child isn't always learning them in the same order.
Another way is to use colored objects. You can start by introducting one color at a time and naming it as you point to the object. Again, you can mix up the order of the colors.
yet another way is to use a color chart. You can point to each color on the chart and name it. Once your child is familiar with the colors, you can ask them to point to specific colors when you name them.
You can also use color books to introduce colors. Start by reading the book together, pointing to the colors as you name them. Then, you can ask your child to point to specific colors as you name them.
Finally, you can use crayons or other art supplies to introduce colors. You can start by coloring together, naming the colors as you use them. Then, you can ask your child to name the colors as they color.
When introducing colors, it's important to focus on one color at a time. You can mix up the order of the colors, but don't try to introduce too many at once. It's also important to use a variety of materials so that your child has different ways of learning about colors.