First decide what format you want.
Then right-click on the link on the right (command-click on Macs) and select "Save target as/MOLLearning." to download it.
Your computer should ask you what you want to save it as, choose one of your folders and type in the name you want to give the file, then click on Save.
Download picture (right-click or command-click on link)
Download photocard (right-click or command-click on link)