How's this for a handicraft? This entire video, sounds and all, was created with paper. What incredible creations could your children dream up with paper today? Inspire them!
The Human Body (stop-motion!) from kellianderson on Vimeo.
For those less interested in innards and guts, perhaps quilling would be more to their liking?
Don't think that simple paper and glue isn't enough to capture your child's imagination on a rainy winter afternoon. Get crafting!