Watch and learn how scientists use the scientific method to find answers. Do seeds need water to grow? To answer this question, students will make a hypothesis and conduct a science experiment following the steps outlined in this video.

Plants grow in different climates. Use this video to compare the growth of the water lily, cactus, orange tree, and morning glory. They are alike and different in many ways.

Many plants grow from seeds. Watch this video to learn about the life cycle of a tree and a flower.

This science video explains why plants need light, water, and space to live and grow.

Watch this video to learn what all living things need: space, air, food, and water.