This is an older but excellent resource filled with physical activity ideas for children with severe/profound and multiple disabilities. broken down into the following units:

• Activities to help teach cause and effect;
• Popular Activities with Balls;
• Group Activities;
• Musical Activities;
• Locomotor Movement;
• Recreational Activities
  

Palaestra is is published in cooperation with United States Paralympics (USP), a division of the United States Olympic Committee (USOC).

Check out this Great Article with a Whole Slew of Activity Ideas

While you are there, browse around their website. All the back issues are online. PediaStaff plans to research what other articles we can point your way.