Score across the middle of an 11x22cm piece of card. Cut a heart in one half. Stick 0.5cm strips to the edges of the other half.
Trace the heart onto a 10x10.5cm piece of card. Stamp the owl onto the card. Cover the owl with a mask and stamp twice more.
Stamp an owl onto acetate. Add doublesided tape to the bottom of the image panel. Layer, then stick between the edge strips.
Cover a 9.5x11cm piece of card. Round the corners. Stick a 10x0.5cm strip to the rear bottom edge. Cut a 9.5cm slit in the fold.
Thread the slider through the slit. Lift the acetate over the slider. Add double-sided tape around the aperture and on the edging.
Cover the card blank with paper. Add a sentiment and stick to the card front. Add two additional owls. Finish with googly eyes.
Pull the slider panel to rev veal a whole clan of colourful ow wls!