One by one animals climb onto a seesaw until it is balanced, but then a mouse upsets the equilibrium.
- ISBN10 0383035937
- ISBN13 9780383035936
- Publish Date 1 January 1994
- Publish Status Out of Print
- Out of Print 1 June 2011
- Publish Country US
- Publisher McGraw-Hill Education - Europe
- Imprint SRA/McGraw-Hill
- Format Hardcover
- Pages 12
- Language English