Ecole Maternelle Pajol is a four-classroom kindergarten in Paris. Check out this post at Plenty of Colour for more pics!
How neat is this house cake that has a secret rainbow interior! Via Epicute.
This art installation was made entirely of colorful packing tape for the water bottle company Bobble. See pictures of the making of here at Design Milk.
This might just be the most rainbowy rainbow cake ever! Via Must Have Cute.