Beaver Challenge is an international initiative aiming to promote informatics and computational thinking among school students at all ages. It is organized in over 50 countries (3 million participants) and designed to get all students excited about computing.   Website: https://www.beaveregypt.org
Each participant gets 45 minutes to answer 12 questions that focus on logical thinking and computing.   2- EOI
The Egyptian Olympiad in Informatics (EOI) is an annual competition in information technology and programming held under the patronage of the Ministry of Communications and Information Technology (MCIT).
3- Robocup Egypt
The Egyptian Olympiad in Informatics(EOI) is an annual competition in information technology and programming held under the patronage of the Ministry of Communications and Information Technology (MCIT). Website: https://www.rcjegypt.org/
SeaPerch North Africa Challenge is a regional challenge that allows elementary, middle, and high-school students to construct a simple, remotely operated underwater vehicle, or Remotely Operated Vehicle (ROV), from polyvinyl chloride (PVC) pipe and other readily made materials. The challenge is held at AASTMT, Alexandria, Egypt and the winners will be qualified to participate in SeaPerch International Challenge. Website: https://seaperchnorthafrica.org/
Second: College competition
You can participate in all the following contests
The Egyptian Collegiate Programming Contest (ECPC) is qualifying round for the Africa & Arab Collegiate Programming Championship (ACPC), ECPC is organized in the same spirit and is governed by all applicable rules of the ICPC.
MATE Egypt ROV competition is an annual regional competition held in the Arab Academy for Science, Technology and Maritime Transport (AASTMT) for the interested undergrads in the remotely operated underwater vehicles (ROV). As the ROVs perform specific underwater missions according to the rules and the competition guidelines. The competition was firstly launched in 2011 by Delta Square International LLC in association with AASTMT.