Online Activities, Educational Games, Quizzes, Crossword Maker

Make educational games, websites, online activities, quizzes and crosswords with Kubbu e-learning tool for teachers


Alternative content for non-flash browsers:


light

Crossword hints:
butter paper has this property, light passes through it completely, light doesnt pass through, objects that produce their own light,

Crossword words:
OPAQUE, TRANSPARENT, LUMINOUS,