Popular Mechanics' new book 100+ STEAM Activities Kids Won't Learn In School has the ultimate collection of experiments, projects, riddles, and trivia designed to help kids master early concepts in ...

Design Squad engineers Judy and Adam show you how to make a mini-catapult. Design Squad engineers Judy and Adam show you how to make a mini-catapult in the Pop Fly challenge!

Build a fun catapult using an Altoids tin with this guide. Read Joe Biden doctor's full statement on refusing to testify Anne Hathaway ‘Broke Down' on A24's ‘Mother Mary' Set and Said: ‘I Have to ...