Certificates are a small gesture that acknowledge major or minor accomplishments. Lessonpix has many styles to choose. Each style of certificate uses a different quantity of pictures 1-20. Here are a few (Each link to samples in the Sharing Center with blank for names).
If you do not want any symbols on the certificate, start with an empty tray and click "create materials".
Certificate of Achievement: 1 Picture in ribbon
Congratulations: 1 picture with black & white frame (Can use a black and white picture to color)
Super Star: 4 pictures
Happy Birthday: 1 picture on the cake
Speech Graduate: 4 Pictures
Certificate of Appreciation: 3 Pictures
Certificate of Award: 18 Pictures on frame