This is the home page where the user
logs in or registers. Proceeding as guests
 is only allowed for givers.
 

This is where the user logs in.

This is where the user uploads donation
 items. The name, description, and picture.

This is how a receiver searches for a toy
 using various filters and keywords.

This is how a user registers for the account.
 Accounts are linked to credit cards so that
 we can prevent over-receiving of donations
 to one user if necessary.

This pops up after the home page.

This is the interface that the user uses to
 suggest a trade.

When finding a toy, the user grabs a toy image
and drag-and-drops it into his cart.