Official College Board Practice Questions:
Sign into AP Classroom to create personalized practice with a library of multiple-choice AP questions you can assign to students online or on paper using the provided question bank
Practice tests are avaiable for downloaded from the AP Course Audit Site
In past years the AP CSP Teacher Community has collaborated on writing AP CSP exam-type questions and published them to their forum. These may or may not be updated to the 2020-21 Course and Exam Description.
With College Board partnering with Khan Academy to provide free test-prep resources to students their content has improved much over the last year or so. These questions have been updated to match the 2020-21 Course and Exam Description.
Albert.io is a paid test-prep site that many AP CSP teachers in NYC have had successes with in the past. Important Note: As of July 2020 albert.io does not appear to have updated its question bank to match the 2020-21 Course and Exam Description.
Watch this 15min training video
You can share Albert.io Assignment Templates! Here is a .gif video demonstrating how to do this. Additionally, here is a survey link for you to share your templates with the wider Albert community. After sharing a template, you will receive access to other submitted templates. Here are some CS4All made templates: