1 OF 5
Animals
Easy
Which of these mammals lays eggs?
YOU SURE?
2 OF 5
Words & Language
Medium
What is a portmanteau in linguistics?
YOU SURE?
3 OF 5
Space
Medium
What is the Kuiper Belt?
YOU SURE?
4 OF 5
History
Hard
Which 1762 secret treaty transferred Louisiana from France to Spain?
YOU SURE?
THE TAKE
Inventions
Hard
Which engineer refined the modern zipper design and patented it in the 1910s?
YOU SURE?