DWGFREE - DWGFREE is an online platform that comes with a comprehensive collection of CAD blocks that can be downloaded without the need for registration.
Kid Pix - Kid Pix is a bitmap drawing program aimed at children.
CADMAPPER - Instant CAD files for any location on earth
Tux Paint - Tux Paint is a free, award-winning drawing program for children ages 3 to 12 (for example, preschool and K-6).
Cadbull - Cadbull is a website that comes with an advanced collection of CAD blocks and DWG design, facilitating architects and designers to get done with their projects efficiently.
Painty - Kid, if you have a dream to paint the best picture in the whole world, this is the place to start...