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. 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 “Story-telling” and “Science Communication,” drafting respectful messages for their community that explain both the chemistry and the history of their blend.

Brief description of the STEAM program

In this community service learning focused STEAM program, the children step into researchers’ shoes, interviewing families for recipes and conducting mindful taste tests to compare homemade versions with store-bought options. 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.

Age group/ Grade	Student numbers	Duration	Number of stages	Subject(s)
4th-grade students	Whole class (max. 30 students) 12-14 students in a group	minimum 4 x 90 minutes Multiple sessions over 4 weeks	6 stages	environmental studies, mathematics, natural science, narrative literacy and communication.