Doesn't link to anything, just a cute idea. Cut 2 egg borders (the frame) out of card stock. Glue tissue paper strips on one (and finish with shapes as desired), then let dry. Put frame on the back (to finish the edges) and voila.
These 'modern art' hidden Easter Egg and Rabbit worksheets are a challenging creative activity for kids. They can help young artists and designers explore graphic design, and the impact of different color palettes - hot, cold etc. Use felt tips, cra.