Set of 4 STEM kids INVENTIiON How Too books. Great set for elementary kids!

Set of 4 STEM invention books. How Nearly everything was invented, 1000 AMAZING FACTS Incredible but true facts about EVERYTHING!, Flying Machines Inventions in Science, Small Inventions that make a big Difference. Fantastic non-fiction books to get your non-reader interested in reading learning about science STEM. Weighs 5lbs so can’t combine.