Follow these links to websites with hundreds of ideas for art and craft project ideas.
Craft Council at home - Fun craft activities for EYFS, Key Stage 1 and Key Stage 2.
The Virtual Art Room - Simple but beautiful YouTube tutorials for Key Stage 2.
Red Ted Art - Many simple projects and videos of activities that can be carried out independently.
Tate Kids - Lots of ideas linked to famous artworks.
The Imagination Tree - Lots of great ideas, especially for younger children.
Easy Peasy and Fun - Origami for all ages including trickier folding for Key Stage 2 children!
Artful Maths - Great projects including symmetrical insects, impossible objects and Islamic geometry. Most suitable for Key Stage 2 children.
The Artist's Toolkit - Learn key art principles (e.g. warm and cool colours) and use them to create art.
Left Brain, Craft Brain - lots of art, design and engineering ideas.