Do you know how much water you have had in the last 24 hours? Do you know how much your body needs? In this hands-on activity, your class members will estimate how much water our bodies lose each day by filling and emptying one-liter...

Students develop problem-solving, observation, and critical-thinking skills. In this early childhood lesson, students explore the topic of the sun as they notice shadows and light.

Students explore cycles in nature. In this cross curriculum agriculture lesson, students define "cycle" and research weather and planting folklore. Students make a bracelet in which individual colored beads represent the many "cycles" of...