Related Clues:

• 'Rock the cradle' toy
• Fluctuate much
• One having brawn rather than brains?
• Metaphor for inconsistency
• Repeatedly, you almost bounce up and down
• Quickly change one's mind back and forth
• *Toy used to walk the dog
• Toy with an "Elevator" trick
• Toy with an axle
• You might walk the dog with one
• Ma's toy?
• "Around the World" toy
• Move up and down rapidly
• It can walk the dog to your palm
• One-hand-operated toy