Biology Videos

This video demonstrates how water changes physical state from a solid to a liquid to a gas.

Watch this video to learn about light and heat, two forms of energy. Energy makes things move or change.

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.

This animation shows several stages in a butterfly's life cycle. Pause the video between each stage to compare stages and make predictions.

Learn about the life cycle of insects. This video explains how caterpillars go through a complete metamorphosis to become a butterfly.

This science video explains the stages in the life cycle of a monarch butterfly.

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.

Let's examine bird beak anatomy. Which bird beak can crush seeds – a Heron's or a Cardinal's? Watch the animation in the video to answer this question.