About Shelby Joe

Shelby Joe 周 is the Founder of Piqosity. He has more than 20 years of experience in education as an entrepreneur, professor, and tutor. Shelby earned his BA in Political Science from Rice University. Born and raised in Mississippi, he now resides in Houston but has also lived in Beijing, Shanghai, and Hamburg.

The Differences Between the ACT and SAT

If you're a high schooler getting ready for the college admissions process, you may be wondering about the differences between ACT and SAT exams. We have updated all of our material to reflect the recent changes to both the Digital SAT and the New, Enhanced ACT in 2025, but now that you have the [...]

By |2025-12-04T06:53:18-06:00May 12th, 2025|ACT Test Prep, SAT Test Prep|

Announcing State Standards Curriculum Alignment

Piqosity math and test prep courses are now fully aligned to popular state standards starting with Common Core State Standards (CCSS) and the Texas Essential Knowledge and Skills (TEKS). This new feature allows educators to see how Piqosity's math courses and subtopics line up with their state's standards. The alignment is particularly insightful for [...]

By |2025-04-17T10:21:48-05:00March 28th, 2025|Piqosity News, ZPQA Org Admin, ZPQA Org Teacher, ZPQA Teacher|

Announcing Student Reports and Data Export

We have deployed a new feature for tutors/teachers and school administrators. The new Reports page allows educators to have a more granular view of their students' Piqosity app usage and response analytics. Educators can save individual reports and even export to a CSV file. We developed this new reporting feature in response to requests [...]

By |2025-02-28T13:12:39-06:00February 28th, 2025|Piqosity News, ZPQA Org Admin, ZPQA Org Teacher, ZPQA Teacher|

Announcing Update to Test Review Page

We have significantly updated the results page shown after scoring each test or quiz in the app. The test review page now loads much faster on both initial load and when navigating between answered questions. Other enhancements include: Accuracy by Difficulty Chart Questions by Subtopic Answered Question View Answered Question Preview Results Sharing 1. [...]

By |2025-01-02T15:08:06-06:00December 9th, 2024|Piqosity News|

Mississippi National Merit Semifinalists 2024-2025

The National Merit Scholarship Corporation has named 155 Mississippi high school seniors as National Merit Semifinalists in the 2024-2025 National Merit Scholarship Competition. These high-achieving students scored among the top 1% of Mississippi students who took the PSAT/NMSQT in October of 2023, which is essentially an “early edition” of the SAT taken for college admissions. [...]

By |2026-02-19T07:32:47-06:00September 12th, 2024|SAT Test Prep|

Student-Initiated Partner School Discounts

Would you like free access to Piqosity's College Prep Advanced course for ACT and SAT test prep? Are you a high-achieving student who knows how to advocate for your future? Thousands of students across the US are already enrolled at Piqosity Partner schools where they receive free or discounted access to our College Prep [...]

By |2024-09-09T13:42:10-05:00September 9th, 2024|Piqosity News|

PSAT Digital Practice Tests, Free & Full-Length

For the new Digital PSAT 10/11, Piqosity offers two, full-length PSAT practice tests completely free! Just like the real PSAT, Piqosity's digital PSAT is comprised of 54 Reading and Writing Questions and 44 Math questions. No credit card or phone number required Full-length and adaptive Completely free through September 19, 2024 We are also [...]

By |2025-12-03T10:08:40-06:00August 26th, 2024|SAT Test Prep|

Scheduled Downtime on September 2, 2024

The Piqosity application will be unavailable between approximately 3am and 5am Houston time on the morning of September 2, 2024. This downtime is necessary to upgrade our Amazon Web Services hosting environment to handle the exponentially increasing number of students using our app. This update is purely to our server environment. Outside of faster, [...]

By |2024-09-03T16:19:38-05:00August 23rd, 2024|App Alerts|
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