ISBN-13: 9780692526491 / Angielski / Twarda / 2015 / 32 str.
Pumpus the Pumpkin loves learning about science and inventions. In this adventure, he and his friends are excited to go camping on Halloween; but when they realize they forgot something, Pumpus must use his book of ideas and inventions to solve their problem using the concept of friction. This is the first story in a series of books by Dr. Praba Soundararajan, the founder of BOON-dah. BOON-dah's mission is to grow and nurture our children's creativity and curiosity through the integration of imagination with science, and to inspire them to become the next generation of scientists and inventors who will transform our lives and the world around us.