Yoodoo DescriptionMister Monster. Assemble monsters with the elements from the palette. 8 monsters to practise on, create the funniest or scariest monster, and print them to show to your friends! Mister monster is a great tool for teatching drag n drop! YooGlow. Stick little bulbs in the grid, and create pictures. Express yourself in a simple interface. See the result of your creation really quickly on the screen. A free expression tool, accessible for all ages.