Organize the gems by their associated number and pour each color into its own bag for easy access. If the kit comes with stickers, label each bag for quick reference. Use ziplock bags if necessary.
Prepare your diamond painting tool by peeling back the plastic coating on the wax and inserting the tool's tip through the wax. This will enable you to pick up gems easily.
Choose a color to start with and refer to the canvas or key to find the corresponding number or symbol. Pour some gems of the selected color into the tray.
Peel back the plastic on the section you're working on, pick up a gem using the tool, and place it onto the corresponding spot on the canvas. Repeat this process for each square.