Brainiac Full Episode HD Series 3 Episode 5 | Brainiac

[@darkstar5081]

This show was my early introduction to science

[@jenniebest1034]

this is soo good

[@davidlebek1004]

Kclo3 Chlorek Potasu

[@MM-mi5rd]

Once I did a 360° swing and I fell off and broke my ankle ._.

[@RomanBellic]

#FirstComment