human respiratory working model(lungs) 3d for science exhibition - diy - howtofunda -biology project

[@rajasekaran3272]

Very nice

[@Livewithkrunch]

Nice

[@Cds142]

Thanks for hint me😂😂❤❤❤

[@MaryamNadeem-q1g]

Thanks for hint me❤❤❤

[@gibsonazepotpotan4158]

What length width card board

[@RameshLal-p9l]

I think you done slow