1.   A maple seed is heavy in comparison to the seeds of some forest trees.

2.   By that time, the maple seeds will be back.

3.   Cut open a maple seed and stick it on your nose.

4.   Now, maple seeds are making all kinds of stains on it.

5.   The crank shaft disengages from the engine so that it and the overhead and tail rotors spin freely, windmilling like a descending maple seed.