Sassi Book & Poster Kids/Children Fun Learning What How & Why Inventions 6y+

Sassi Book & Poster Kids/Children What How & Why Inventions 6y+

Many different inventions have changed human history. Who invented the wheel? When was soap first used? How did ski schools come to exist? Who invented vaccines? These and many other questions about the most exciting ideas that changed the world are answered in the pages of this incredible book.