Have you checked out the animations on the US Access Board website?  These are excellent visual tools to explain the ADA Standards!

Wheelchair Maneuvering – Captioned

Maneuvering at Doors – Captioned

Accessible Toilet Rooms – Captioned

Accessible Bathing Facilities – Captioned

Protruding Objects – Captioned

Parking and Passenger Loading Zones – Captioned

Signs – Captioned