GeoGebra

Unit 25 - Balloons

Auteur :STEPAM Education
Focus Areas: Science of Soap Bubbles and Balloons, Factors Affecting Stability and Movement, Engineering of Bubble Tools, Physical Education Games, Mathematical Concepts of Recipes and Mixtures, and Creative Art with Bubbles. Objectives At the end of this unit, students are expected to:
  • Understand the science behind soap bubbles and balloons, including the properties of air and surface tension.
  • Explore how different variables (e.g., wind, air pressure, and materials) affect the stability and movement of balloons and bubbles.
  • Build and use simple tools for blowing and manipulating bubbles.
  • Participate in balloon-related physical education games to promote teamwork and coordination.
  • Apply mathematical concepts of recipes and mixtures to create bubble solutions and analyze proportions.
  • Express creativity by using bubbles to create art.
Materials
  • Balloons (variety of shapes and sizes)
  • Soap bubble solution (homemade or store-bought)
  • Materials for bubble solution recipes (water, dish soap, glycerin, corn syrup)
  • Straws, pipe cleaners, plastic bottles, rubber bands, fabric or mesh
  • Transparent containers
  • Markers for labeling
  • Measuring cups and spoons
  • Art paper and non-toxic paint or food coloring
  • Smartphones or tablets for photography and measurement apps
  • Stopwatch or timer
Activity 1: Exploring the Science of Soap Bubbles (Science) Objective: Understand the properties of air, surface tension, and the factors that affect the stability and movement of soap bubbles. 1. Demonstration:
  • Show students how soap bubbles form by dipping a straw into a soap solution and blowing gently.
  • Explain the concept of surface tension and how it traps air, forming bubbles.
2. Experiment:
  • Provide different solutions (e.g., soap + water, soap + water + glycerin, soap + water + corn syrup).
  • Test which solution creates the longest-lasting and most stable bubbles.
3. Math Integration:
  • Students measure and record the time each bubble lasts before popping.
  • Calculate the average bubble lifespan for each solution and compare results.
4. Discussion:
  • Why do some bubbles pop faster than others?
  • How do environmental factors like wind and temperature affect bubbles?

Activity 2: Engineering – Building Bubble Tools Objective: Design and create simple equipment for blowing and manipulating soap bubbles. 1. Bubble Wands: Use pipe cleaners or wires to form creative shapes (e.g., circles, stars). Attach them to straws for handles. 2. Bubble Blowers: Cut the bottom off a small plastic bottle. Cover the opening with fabric or mesh, securing it with a rubber band. Dip the fabric-covered end into the soap solution and blow through the spout to create bubbles. 3. Large Bubble Makers: Attach a long piece of string between two sticks to form a triangle. Dip it into the soap solution and pull it apart to create giant bubbles. 4. Reflection and Math Integration: Compare the effectiveness of each tool. Measure and record the diameter of bubbles produced by different tools. Use these measurements to calculate the average bubble size for each tool.

Activity 3: Balloon Physics – Distance Traveled and Stability (Science, Technology, and Math) Objective: Test and observe how different factors (e.g., size, air pressure, and material) affect balloon movement. 1. Inflate balloons to various sizes and release them. Measure the distance traveled using a measuring app (e.g., Measure by Google).

2. Tie strings of different lengths to balloons and observe their movement in the wind. 3. Math Integration:
  • Record results for each balloon and create bar graphs using a graphing app (e.g., Google Sheets).
  • Analyze and compare distances traveled based on balloon size and shape.
  • Discuss how air pressure, size, and shape affect the outcomes.

Activity 4: Art – Bubble Art Creation Objective: Use bubbles to create colorful art and document the process with technology. 1. Setup: Mix non-toxic paint or food coloring into bubble solutions. Provide students with art paper and bubble wands. 2. Art Creation: Students dip bubble wands into the colored solution and blow bubbles onto the paper. As bubbles pop, they create colorful, abstract designs. 3. Technology Integration: Students photograph their artwork using smartphones or tablets. Enhance the images with apps like Picsart by adjusting brightness, contrast, or adding captions. 4. Presentation: Groups present their bubble art, explaining the colors and shapes they achieved and reflecting on their creative process.

Activity 5: Physical Education – Balloon Games Game 1: Balloons in the Circle
  • Divide students into teams.
  • Each team forms a circle with a balloon placed in the center.
  • Teams work together to keep the balloon in the air using only one hand.
  • The team that keeps the balloon aloft the longest wins. https://youtu.be/csef5Dtwmdk
Game 2: Pop the Balloon – Last Balloon Alive
  • Scatter balloons around the playing area, one per student.
  • At the signal, students try to pop others’ balloons while protecting their own.
  • The last student with an intact balloon wins. https://youtu.be/vJJjK4XNJlw
STEPAM Components
  • Science: Investigate the properties of bubbles and balloons, including air, surface tension, and movement.
  • Technology: Use measurement and photography apps to record and analyze balloon and bubble experiments.
  • Engineering: Build and test tools for blowing bubbles, applying creativity and problem-solving.
  • Physical Education: Engage in balloon games to develop teamwork, coordination, and motor skills.
  • Art: Create bubble art with colored solutions, combining science and creativity.
  • Mathematics: Solve problems involving time, distance, averages, proportions, and comparisons in the context of balloon and bubble experiments

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