A Learning Playground for Big Thinkers 
Don't know where to start? Take a Quiz
Rescue the Elements
500 XP
Invent Your Own Currency
750 XP
Fix Concrete’s Dirty Secret
700 XP
Stop the Next Collapse
500 XP
Fix the Resource Curse
500 XP
Eco-Fakes Uncovered
500 XP
Invent the Next Economic Index
500 XP
Resist the Crowd Trap
500 XP
Turbulence, Illustrated
500 XP
We are a learning platform for dreamers, doers,
and
the endlessly curious. Explore byte-sized tasks,
gamified quests, and meaningful projects. Here, learning
isn't a chore—it's anadventure. Start where you are,
and let curiosity lead the way.
Spark new ideas in just 5 min!
with Pop Challenges
Level up your knowledge into fascinating topics. Perfect for when
you're short on time but big on curiosity.
50 XPWhat Keeps Skyscrapers Up
Gravity pulls. Wind pushes. Engineers fight back.
Learn by doing in 30 min
with Mini Quests 
Go deeper with short lessons and hands-on projects to showcase your skills.
Fun, focused, and full of surprises.
Rescue the Elements
500 XPInvent Your Own Currency
750 XPFix Concrete’s Dirty Secret
700 XPStop the Next Collapse
500 XPFix the Resource Curse
500 XPEco-Fakes Uncovered
500 XPInvent the Next Economic Index
500 XPResist the Crowd Trap
500 XPTurbulence, Illustrated
500 XPThink Bigger
Dive 
Deeper, and
Spark
Change.
Tackle multi-stage challenges
with Impact Missions
Dive deep into multi-stage challenges that push you to apply your
learning step by step and solve real-world problems.
Science & TechCircular City Hub
Creating urban systems that prioritize reuse, recycling, and minimal waste.
250 XP
3 stages
Science & TechBuilding Greener Cities
Designing energy-efficient buildings that redefine urban architecture.
180 XP3 stages
Science & TechGreen City Blueprint
A roadmap for building eco-friendly, sustainable urban spaces.
210 XP3 stages
Science & TechFuture Fabric Lab
Exploring innovative materials and technologies for sustainable urban development.
300 XP3 stages
Science & TechCarbon Zero Districts
Establishing neighborhoods that lead the way in net-zero emissions.
350 XP3 stages
Science & TechUrban Oasis Project
Integrating green spaces into urban centers to enhance biodiversity and well-being.
150 XP3 stages
Science & TechSmart Grid Vision
Revolutionizing city power networks with intelligent, renewable solutions.
120 XP3 stagesJoin the
Challenge
Play Pop Challenges
Explore Acadru's bite-sized topics designed to spark curiosity, fuel ideas, and challenge your thinking—then pick the one that powers up your brain.
Make Reels & Tag Us
Keep it under 60s, speak with style, post on Reels with #Thought-a-thon #acadru #smartiscool #shareyoursmarts, and tag us on Instagram @a_cadru.
Win Attractive Prizes
3 Winners get Amazon vouchers worth ₹5000, ₹3000 & ₹2000
Clarity of thought & speech: 40%
Engagement score: 20% from views, 40% from likes