Science Buddies Blog

What to Do When a Science Project Isn't Working

October 27, 2025 8:00 AM

Is your STEM experiment not working the way you expected? Use these five steps to troubleshoot and get your project back on track. Troubleshooting a Science Project Sometimes a science or engineering project doesn't work the way you expected. Maybe nothing is happening at all, or maybe what you are observing just doesn't seem right. Maybe your LED won't light, your motor won't spin, or the data you are gathering just looks totally wrong. While… Read more

Teach Chemical Reactions - 20+ Chemistry Lessons and Activities

October 15, 2025 8:00 AM

Use these free chemistry lesson plans, experiments, and activities to teach and explore chemical reactions with K-12 students. A chemical reaction occurs when two or more substances (reactants) are mixed together and result in one or more new substances (products). When teaching about chemical reactions, educators show chemical reactions in action and, when possible, let students get hands-on exploring reactions. With classroom science experiments,… Read more

2025 Nobel Science Projects for K-12 Students

October 14, 2025 6:00 AM

Explore and experiment with student science projects related to the 2025 Nobel Prizes. Explore Nobel Prize Science with Student Projects and STEM Lessons Each year, the Nobel Prizes in Physics, Chemistry, and Physiology or Medicine recognize breakthroughs and discoveries in STEM that have reshaped our understanding of the world and opened doors to new research and development. Students inspired by the 2025 Nobel Prize winners can experiment with… Read more

Space Science & Growing Plants in Microgravity with Arduino

October 8, 2025 6:00 AM

This middle school student took on a space-themed challenge for the STEM fair and built a clinostat with Arduino to explore plant growth in microgravity. Growing Plants in Space Evan, a middle school student in Milpitas, CA, built a solar oven for his school's STEM fair in 7th grade. Ready for a more advanced challenge the next year, he started the search for his 8th-grade project by browsing Arduino projects at Science Buddies. The Grow Plants… Read more

Chemical Reactions and Spice Projects for National Chemistry Week

October 6, 2025 6:00 AM

Chemistry projects and resources for National Chemistry Week 2025! National Chemistry Week is October 19-25, 2025. The theme of this year's chemistry awareness week, hosted by the American Chemical Society (ACS), is "The Hidden Life of Spices." Chemistry Projects Exploring Spices and Reactions Spices do more than just add flavor or heat to our food. The same molecules that make cinnamon smell sweet or peppers taste hot can also reveal invisible… Read more

24 Halloween Science Experiments!

October 1, 2025 8:00 AM

From icky slime to candy coatings, fake blood, wearable LEDs, a fire snake, and things that foam, light up, or glow in the dark, we have STEM suggestions for spooky, Halloween-themed science and engineering to explore with students! Halloween Science and Engineering Projects! Trick or treat! It's Halloween season! With its emphasis on the ghostly, the ghoulish, the gruesome, the spooky, the icky, and, of course, the sweet (to eat), Halloween brings an assortment of exciting themes to… Read more

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