This transdisciplinary project for 4th graders turns a simple drink into a meaningful exploration of family traditional knowledge of food science and sustainability. The journey begins with students connecting lemonade to personal memories, using “taste-linked” emotions to build a shared collection of cultural stories. Children then step into researchers’ shoes, interviewing families for recipes and conducting mindful taste tests to compare homemade versions with store-bought options. The core of the program features a “Recipe Experiment Lab,” where teams apply the scientific inquiry cycle to test ratios of acid, water, and sweetness.

Beyond the science, students practice “Storytelling” and “Science Communication” drafting respectful messages for their community that explain both the chemistry and the history of their blend. The project culminates in a student-run, eco-friendly lemonade stand that prioritizes waste reduction through composting peels and using reusable cups. By serving their own creations to the school, students practice high-level social-emotional skills like welcoming diverse preferences and working as a coordinated team. It is a multi-week adventure that proves how a small choice—like an ingredient or a cup—can impact both people and the planet.

SPIRIT Skill Focus

• Valuing people and nature 
• Connectedness
• Empathy
• Emotional awareness regulation and communication

Complementary/Secondary SPIRIT Skill(s): 

• Problem-solving

Basic Information Sheet

Age group	Student number	Duration	Number of stages	Subjects connection and relevance
3rd and 4th grade students (joint effort)	12-24 students	Multiple sessions over 2–4 weeks (depth adjustable)	6 stages (session blocks)	Transdisciplinary with a focus on Science + Literacy + SEL (and light numeracy through measuring/pricing)

National Curriculum Link and Objectives

• Apply a simple inquiry cycle in food science (observe, ask, test, record, compare, improve).
• Use measurement tools to follow and adjust a recipe (ratios in practical form).
• Develop narrative literacy: sharing and writing personal/cultural stories with a clear audience and respectful tone.
• Compare ingredients and packaging choices through a health and sustainability lens (age-appropriate).
• Collaborate in teams with roles and shared responsibility to deliver a real school-community outcome.