Chart the growth of the seedlings after they sprout. Plant them in the soil when they become too large for the jar. I have potted them in the past, and made 'houseplants' out of them. Write an ending to the story. E. Create task cards for the children to manipulate showing the stages of a seed's growth.
Children can also make their own cards to keep.
Discuss the job of the root system. A. Pass around enough straws and paper cups for each child. B. Tell the children they are the plants and the straws are the roots. This is a great explanation for the next experiment. C. Bring in celery or a carnation and show the children the power of the roots.