Chota sa lekar bada paper helicopter banaya 🚁| 4 Helicopter drop test 💥🤯

Is long video me humne chhote size ke paper se ek bada paper helicopter banaya 🚁 Uske baad humne 4 alag-alag paper helicopters ko ek hi height se upar se drop kiya aur test kiya: 👉 Kaun sa helicopter sabse zyada der tak hawa me rahega? 👉 Chhota ya bada paper helicopter? 👉 Size badalne se flying time par kya effect padta hai? Ye video science + fun experiment hai jo aap ghar par easily try kar sakte ho. Koi danger nahi, sirf paper aur creativity ✨ Agar aapko aise paper experiments, challenges aur mystery videos pasand hain to channel Mystry Boys ko Subscribe karo 🔔 👍 Like | 💬 Comment | 🔁 Share paper helicopter paper helicopter experiment paper helicopter science paper helicopter challenge small vs big paper helicopter paper helicopter flying paper helicopter drop test paper experiment at home science experiment with paper easy science experiment paper toy helicopter paper craft helicopter school science project fun science experiment mystry boys