Download, print, and create your very own Montessori Power of 3 Cube Material! It's as simple as 1-2-3: 1. Follow the included instructions, printing the pages on white, yellow, and green cardstock as specified. 2. Score on the internal lines, cut on the external lines. 3. Assemble the prisms and you're ready to go! Checkout http://starlitday.com or follow me on Instagram @_starlitday_ to see how we use these materials!