Science Buddies Blog (Page 6)

Cabbage Chemistry: Students Explore Fermentation with Kimchi

September 17, 2025 6:00 AM

With a project from Science Buddies, these middle school students turned their interest in food science into a flavorful science fair project that combined chemistry, fermentation, and teamwork. Food Science for the STEM Fair For their 7th-grade science fair project, Abby and Katilyn, students at St. John the Baptist Catholic School in Milpitas, CA, wanted a food science project that felt exciting and different. Curious about fermentation, they… Read more

19 Fall Science Projects

September 15, 2025 8:00 AM

Pair changing leaves and temperatures, apple season, pumpkins, Thanksgiving, and fall festivities with these free lessons and activities for enriching hands-on STEM. STEM Activities to Bring Autumn Themes to Science Class 1. Invisible Ink with Turmeric The same turmeric you might have out for Autumn cooking or as a seasoning at Thanksgiving, can be used as a revealing agent in the Secret Messages With Invisible Ink! chemistry activity. Write… Read more

Louisiana Teacher Does Rocket Catcher Challenge with More than 500 Students!

September 9, 2025 6:00 AM

This STEM teacher did the 2025 Engineering Challenge with students in 2nd, 3rd, and 4th grade—and won big! An Engineering Challenge for All Ages The annual Science Buddies Engineering Challenge is open to all students in grades K-12. With a goal of encouraging students to "try" engineering, the challenge emphasizes simple materials and presents an activity that can be solved by even the youngest students. Engineering Challenge… Read more

How to Choose a Coding Project

September 5, 2025 8:00 AM

This tool at Science Buddies helps students find a coding or computer science project, whether they are just getting started or already have a project idea in mind. All students should be encouraged to explore coding and have opportunities to learn to use code to create solutions, design and instruct robots and machines to perform specific tasks, analyze data, and more. Computational and algorithmic thinking are important 21st-century skills and… Read more

Hispanic Scientists and Engineers

September 2, 2025 8:34 AM

Celebrate Hispanic Heritage Month by learning more about some of the many Hispanic and Latinx scientists and engineers who have made important contributions to science history. Hispanic Heritage Month: Scientists to learn more about! Update! This post has been updated for 2025! Learn More about these Hispanic and Latinx Scientists and Engineers In honor of National Hispanic Heritage Month (Sept 15-Oct 15), we highlight a few of the Hispanic and Latinx… Read more

New Environmental Science and Sustainability Projects for Student STEM

August 28, 2025 8:00 AM

New, cutting-edge student projects support student exploration of real-world environmental science, ecology, and sustainability challenges and solutions. Environmental Science and Sustainability projects From Microplastics and Nutrient Pollution in Waterways to Agricultural Technology and Local Air Quality Five new sustainability-focused projects in areas of environmental science, agricultural technology, health and human biology, and green… Read more

11 Activities to Teach Water Cycle Science

August 27, 2025 9:00 AM

Use these free STEM lessons and activities to help students get hands-on building, testing, and exploring the science of the water cycle. With more than 70% of Earth's surface covered in water, water is one of the planet's most abundant natural resources. Thanks to the natural hydrologic cycle (water cycle), water on Earth is continuously recycled. In this process, water shifts between solid, liquid, and gaseous forms, occupying all three states of… Read more

Taste Test Science and the Scientific Method

August 26, 2025 6:00 AM

Students visiting this STEM class learned about the scientific method by doing a taste-test experiment with different colored drinks. A Preview of Science Class Last spring, Kathryn Barnett, a teacher at St. Paul Lutheran School in Merced, CA, welcomed incoming 4th- and 5th-grade students to her classroom for an early look at what to expect in science class. With a mix of 3rd- and 4th-grade students present, Kathryn walked through the steps of the… Read more

How to Use the Science Project Pathways Tool

August 19, 2025 8:00 AM

The Science Project Pathways tool allows teachers to easily create a customized timeline and schedule of assignments for all steps of a science fair project. Now with workbooks, rubrics, and pre- and post- assessment tools! Plan, Assign, & Manage Student Science Projects Do you have students do independent science projects? Science projects can offer an exceptional, personalized learning opportunity, but they can also be challenging to plan and… Read more

Designing Microfluidic Devices for the Science Fair

August 13, 2025 6:00 AM

Middle-school student succeeds at the science fair with a cutting-edge medical biotechnology project. One Project, Three Science Fairs At Lancaster Country Day School in Lancaster, PA, all 7th and 8th graders do a project for the school science fair. If they choose to enter the PA Junior Academy of Science (PJAS) or the North Museum Science and Engineering Fair (NMSEF), they earn extra credit. Jared, then in 8th grade, chose to participate in both… Read more

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