The SignTyp project makes online sign language dictionaries. Each dictionary has: 1) videos of signs, 2) photo/picture description and 3) SignWriting for each sign.
Here is an example of one dictionary entry:
Download Permission Form - pdf
Download Permission Form - plain text
Copy or take a picture of the signed form and send it to us.2. Make a video explaining what the permission form says, in YOUR sign language. Here are examples: