The discussion see-sawed between optimism and doubt before the committee reached a decision.

She see-saws between excitement and anxiety before every performance.

The children laughed as they took turns on the old wooden see-saw in the park.

The stock market has been see-sawing all week, leaving investors uneasy.

At the park, children lined up to play on the old see-saws under the maple trees.

The old plank began to see-saw when I stepped on it.