Tux Paint - Tux Paint is a free, award-winning drawing program for children ages 3 to 12 (for example, preschool and K-6).
Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.
Lil' Picasso - Lil Picasso is a coloring and creativity package for children.
Sumatra PDF - Sumatra PDF is a slim PDF/DjVu/EPUB/XPS/CHM/CBR/CBZ/MOBI viewer for Windows.
Painty - Kid, if you have a dream to paint the best picture in the whole world, this is the place to start...
Wondershare PDFelement - All-in-one PDF editor