Supplies Needed:
Fresh Bunch of Celery with leaves still intact
1-Cup
Food Coloring
#1: Place about 1 cm of food coloring in the bottom of a cup
#2: Cut a stalk of celery from the bunch and stick the celery in the glass containing the dye.
#3: Watch as the plant draws the dye from the cut portion up into the leaves. You are watching osmosis!