Some fun links!!
The Duchenne Smile (good for wearing a mask)
Pentatonix Mary Did You Know?
Let it Go chemistry parody :)
Ecology lesson: What if animals ate fast food?
biodegradable cups, recycled rainwater & vegetable dye
Christmas Confusion by Joshua Bell with Igudesman & Joo
And one for the math lover: I will derive...
And one for the music lover: Igudesman&Joo
Sassy women of Salut Salon, Hamburg
Solve the problems of 3rd world water shortage with this invention
And now, an ad for Touch Wood smartphone...