Opal goes on a treasure hunt through the science museum to find her birthday surprise. As Opal and her friends open each clue, readers will have the chance to guess the answers, which are hidden at the bottom of each page. This book allows children to test their scientific knowledge as Opal gets closer to her birthday surprise. Colorful illustrations and engaging text will encourage readers to join Opal to the very end of her adventure.
- ISBN13 9781480716902
- Publish Date 1 August 2013 (first published 1 July 2013)
- Publish Status Out of Print
- Out of Print 2 July 2021
- Publish Country US
- Imprint Teacher Created Materials, Inc
- Format Paperback (US Trade)
- Pages 24
- Language English