Here is a challenging star construction you can make from twelve playing cards.
Pack Of Cards Sculpture - Lessons - Tes Teach
How to Build a Card House
In this instructable, I will show you how to build a simple card house.I will also show you some of my card houses. Please do not critisize this instructable, some people out there really don& know how to make a house of cards.
Math Monday: Make a Ball of Cards
Two years ago, we looked at some constructions made from playing cards that are slotted and slid together. Here is a new one, by Zach Abel.
Skallops: Build The Ultimate Card House
Skallops: Build The Ultimate Card House. I still like the challenge of building a card house without these, but these are cool.