This project works well using analogous colors (colors that are next to each other on the color wheel, i.e.: yellow, yellow-green, green, green-blue, blue). You may want to add a pop of an accent with the complement (opposite on the color wheel) of one of the colors.
This fun free printable bingo colors game template for kids is the perfect way to work on colors for toddlers and preschoolers. This color match game can be used in so many different ways and is so versatile! via @funwithmama