Frank loves to calculate things. He knows how many humpback whales would fit in his house. He knows how long it would take to fill his bathroom with water. But can Frank guess the number of jellybeans in the jar? Honour Book, Children's Book Council Book of the Year Awards, 1991 Winner, Young Australian Best Book (YABBA) Awards (VIC), 1991 Shortlisted Kid's Own Australian Literature Awards (KOALA) (NSW), 1993 Ages 5+
- ISBN10 0207173222
- ISBN13 9780207173226
- Publish Date 13 November 1991 (first published December 1990)
- Publish Status Active
- Out of Print 12 March 2014
- Publish Country AU
- Imprint HarperCollins Publishers (Australia) Pty Ltd
- Edition New edition
- Format Paperback
- Pages 32
- Language English
- URL http://harpercollins.com.au/9780207173226