WRC Water Rocket Challenge
by All India Council For Robotics & Automation (AICRA)
Win Cash Prizes up to ₹15,000
160 participants
The WRC Water Rocket Challenge is a national STEM competition where teams design, build, and launch water-powered rockets for maximum height and air time. It fosters creativity and innovation in aerospace engineering.
Mode
In-Person
Fee
₹1,200
Participation format
Individual and team
Teams of 1 to 10
Duration
4 days
Time needed
3 launch attempts, 10 minutes to set up and launch
Eligibility
The WRC Water Rocket Challenge is open to individuals and teams aged 6 to 30 from schools, colleges, and universities across India and internationally. Participants must design and build their own water rockets and launch pads. Commercial kits are prohibited. A video submission is required.
- Grade level
- Grade 1 to 12
- Age range
- 6 to 18 years
- Eligibility region
- Available nationwide across India
- Academic requirement
- Open to students from schools, colleges, and universities.
See if your child qualifies.
Rewards and recognition
Award
Cash Prizes up to ₹15,000
Cash prizes up to INR 15,000 are awarded to winning teams.
Prizes
Trophies for Winners
Winning teams receive trophies.
Certificate
Certificates from AICRA & MeitY
Certificates of Participation are awarded to all participants, and winning teams receive additional certificates recognized by AICRA and the Ministry of Electronics & Information Technology, Government of India.
Recognized by
Career pathways
Participation enhances profiles for higher education and careers in engineering, science, and technology sectors, particularly in aerospace and robotics.
Recognition
National Recognition in STEM
Skills your child builds
Key dates
- Registration closed
- 30 Apr 2026
National Robotics Championship
International Finals
Indira Gandhi Stadium, New Delhi, Delhi
How to apply
- 1Register your RoboClub or Institute as TechnoXian RoboClub online at the official TechnoXian website. If you do not have a club or institute, you may form a new TX RoboClub.
- 2Build a water rocket as per defined specifications in the rulebook.
- 3Prepare a video of 1 to 5 minutes (maximum 100MB) showcasing team readiness, creativity, and passion to participate.
- 4Share the video via email at videosubmission@technoxian.in (as Google Drive or WeTransfer) or WhatsApp at +91 9289095404 mentioning your WRC ID (Competition Id).
Rules and guidelines
- The rocket must be designed and built within specified dimensions and be robust enough to withstand pressure.
- The team with the maximum air time will be nominated as the winner.
- Maximum time allotted for a team to set up and launch the rocket is 10 minutes; failure to comply will result in disqualification.
- The rocket must not be made from any ready-made kit; if found, the team will be disqualified.
- The rocket must use water and air pressure as the only propellant; no additional propulsion systems are allowed.
- The weight of an empty rocket with an empty fuel tank must not exceed 0.5 kg.
- The maximum allowed total height of the rocket is 76.0 cm.
- The rocket shall be made of low-density materials such as paper, plastic, duct tape, and glue; use of metal, ceramics, and other high-density materials is prohibited.
- The water-fuel tank must be a plastic soda bottle, not a water bottle, with a maximum size limit of 2.5 liters.
- Air pressure must not exceed 70 psi.
Fees and financial support
Fee details
For Indian residents: INR 1200/- (Inclusive GST) per challenge. For NRI (Non-Resident Indians): USD 65 per team.
Refund policy
Please refer to the official TechnoXian website for the refund policy.
About this opportunity
The WRC Water Rocket Challenge is a national-level competition organized by the All India Council For Robotics & Automation (AICRA) as part of the TechnoXian World Robotics Championship. This challenge encourages participants to design, build, and launch water-powered rockets, focusing on achieving maximum altitude and air time. It serves as a platform to foster creativity, innovation, and critical thinking in STEM fields.
This competition is open to individuals and teams aged 6 to 30 from schools, colleges, and universities across India and internationally. Participants are required to construct their own water rockets and launch pads according to specified dimensions and safety guidelines. The event emphasizes hands-on learning and practical application of physics and engineering principles.
Participants gain valuable experience in aerospace science and engineering, enhancing their problem-solving and technical skills. Winners receive cash prizes, certificates, and trophies, while all participants are awarded a certificate of participation from AICRA and the Ministry of Electronics & Information Technology, Government of India. The challenge promotes awareness about the physics of flight and environmental sustainability.
Rounds and format
Each team gets three chances to launch their rocket. The referee records the air time for each attempt, and the maximum air time achieved will be declared the official air time. The rocket with the maximum air time will be nominated as the winner.
How entries are judged
Rockets are judged based on maximum air time. Other criteria include design, construction quality, and adherence to specifications. Creativity of design may also be considered.
Selection process
The primary selection criterion for winners is the maximum air time achieved by the water rocket during the launch attempts.
How to prepare
- Rulebook with detailed specifications for rocket construction.
- Online resources and videos from TechnoXian YouTube channel showcasing previous challenges and preparations.
Academic details
Difficulty: Intermediate
What's covered
The challenge involves designing and building water rockets, understanding principles of pressure, thrust, and trajectory, and optimizing for maximum height and air time.
Frequently asked questions
What are common mistakes participants make in rocket design or launch?
Common mistakes include neglecting aerodynamic stability, using incorrect water-to-air ratios, failing to secure components properly, and not practicing launch procedures. Over-pressurization or improper launch angles can also lead to suboptimal performance or safety issues.
How does participation in this competition benefit future academic and career paths?
Participation provides hands-on experience in aerospace engineering and physics, enhancing problem-solving and critical thinking skills. The national-level recognition and certificates from AICRA and the Ministry of Electronics & Information Technology significantly boost academic applications and career prospects in STEM fields.
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