Activity Instruction Page
Color Changing Leaves Experiment
- Activity Type: Hands-On Activity
- Theme: Fall Leaves and Trees, Season: Fall
- Learning Center: Science & Discovery Center
Discover the wonders of nature with your little ones through this interactive Color Changing Leaves Experiment. Engage their senses and foster curiosity as they learn about the science behind the beautiful fall foliage. Perfect for preschool teachers seeking hands-on learning activities.
Materials & Direction
Materials:
– Small dishes or cups
– Different colored leaves
– Rubbing alcohol
– Tongs or a utensil to grab them
– Paper towels
Preschool Learning Objectives:
– Develop science inquiry skills by making predictions and observations
– Foster an understanding of cause and effect through hands-on experimentation
– Enhance fine motor skills through coloring, cutting, and manipulating materials
– Encourage curiosity about seasonal changes and nature
Teacher Instructions:
1. Begin by discussing with the children how leaves change color in the fall and why this happens. Use this opportunity to introduce the concept of chlorophyll and its role in photosynthesis.
2. Collect (or provide) leaves of various colors to use in the experiment.
3. You will need a separate container for each color of leaf you will be using. Fill the small containers with rubbing alcohol.
4. Place the leaves into the containers, keeping the leaves separated by color. To create a faster result, break the leaves into smaller pieces before adding to the rubbing alcohol. When you use rubbing alcohol on leaves, it serves as a solvent that breaks down the leaves and dissolves the pigments inside the leaves.
5. You will slowly start to see the color of the rubbing alcohol change. Once the color starts to change, dip the end of a paper towel into the containers. Watch what happens to the paper towels after they’ve sat inside of the leaf and rubbing alcohol mixture for a few hours. The amount of rubbing alcohol that you use will also determine how fast and bright your colors will show on the paper towel.
Teacher Tips for Differentiated Instruction:
– Provide visual aids, such as pictures or books about fall foliage, for children who may benefit from additional support in understanding the concept of color-changing leaves.
– Offer guidance and assistance to children who may have difficulty using scissors or manipulating small objects. Encourage them to practice fine motor skills through coloring and cutting activities.
