Science Buddies Blog (1,153 results)
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April 21, 2025 8:00 AM
Use these free STEM lessons and science activities to explore DNA, heredity, and genetics with K-12 students.
How are we like our parents? What makes apples and onions different? Why are some siblings similar in appearance or behavior and others different? How do our genes determine our features and physical characteristics? Can our genes also predict our health or the probability that we will get a disease?
DNA holds the key to answering these…
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April 21, 2025 8:00 AM
Science Buddies' founder, Kenneth Hess, was an astronaut on Blue Origin's NS-25 suborbital spaceflight. Follow along as he recounts the thrilling (and noisy) minutes of liftoff and ascent—and explore science projects students can do to experiment with the physics of rocket science.
Photo: Launch of Blue Origin NS-25, May 19, 2024. © Kenneth Hess and Blue Origin
Hatch closed, the crew capsule cabin was quiet—there was very little…
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April 18, 2025 6:00 AM
Use these free science projects and STEM lessons and activities to celebrate Earth Day and explore related environmental science aimed at using STEM to increase sustainability, protect the Earth, and solve challenges we face for the future.
Since its start in 1970, Earth Day has become a global day of activism and learning about environmental topics related to protection of the Earth, its natural resources, and species. Climate change, global…
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April 17, 2025 8:00 AM
The Rocket Catcher Challenge sparked interest in engineering and space science in thousands of students around the world. Winners of the 2025 Science Buddies Engineering Challenge have been announced.
Above: A few of the many students who participated in the 2025 Rocket Catcher Challenge
The 2025 Science Buddies Engineering Challenge
More than 12,300 K-12 students explored engineering and entered the 2025 Science Buddies Engineering Challenge.…
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April 15, 2025 8:00 AM
Get hands-on exploring alternative and reusable energy with one of these student projects, just in time for Earth Day.
Exploring Reusable and Clean Energy
The theme of Earth Day 2025 is Our Power, Our Planet, with a focus on the importance of clean and reusable energy. Students can explore strategies for obtaining energy from wind, the Sun, the ocean, and more with projects like the ones highlighted below.
Sustainability and Reusable Energy…
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April 7, 2025 8:00 AM
Teachers say using projects from Science Buddies helps fourth- and fifth-grade students at this school in Hawaii focus on using the scientific method and doing their experiments for the annual science fair.
Exploring the Scientific Method in Elementary School
When it's time for students to choose a science project for the school science fair, Kelly Barrick, an associate teacher at Waimea Country School in Kamuela, Hawaii, turns to Science Buddies.…
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March 25, 2025 6:00 AM
Use these free STEM lessons and activities to introduce and experiment with robotics with students. From designing and building simple robots to thinking about how robots can be used to solve real-world problems, these hands-on projects help students gain and practice circuit-building and robotics engineering skills.
The free STEM lessons, projects, and activities below help introduce students to robotics, robotics engineering, and the kinds of…
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March 20, 2025 8:00 AM
Celebrate spring with these free science and engineering lessons, projects, and activities for enriching hands-on STEM related to spring weather, flowers, plants, and more!
STEM Activities to Explore Spring Themes to Science Class
After the winter months, the return of spring brings fresh patterns of weather, animal behavior, plant growth, and more. There are plenty of opportunities for students to explore science with activities related to…
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March 18, 2025 8:00 AM
As college basketball prepares for the March Madness spring championship, students can investigate basketball science and the math and physics behind hoops success.
March Madness Sports Science
Great hands-on sports science projects help students explore science, physics, and math principles at work in the sports they love to play and watch. When it comes to basketball and March Madness, students can bounce through physics experiments related to…
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February 28, 2025 8:00 AM
March is Women's History Month! Learn more about women in STEM in science history and get inspired! More than 60 profiles of scientists and engineers!
Women's in STEM for Women's History Month: 60+ Scientists to learn more about!
Update! This post has been updated for 2025!
There have always been women in science. Whether recognized at the time or not, women interested in science and engineering have made important discoveries, conducted…
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