First Grade Science Experiments (Page 134)

Science Fair Project Idea

Engineering Design Process

When you need a calculator, what do you use? A physical calculator? An app on your phone? A web browser? What features does the calculator have? Does it just do basic arithmetic (addition, subtraction, multiplication, and division)? Can it do other mathematical functions, like square roots or exponents? Can you use parenthesis? Does it have a backspace button? That is a lot to consider for a seemingly very simple device or program! For a computer science project, can you write your own… Read more

Zapping Yeast with X-rays

Science Fair Project Idea

Scientific Method

Have you ever wondered how X-rays affect living organisms? You have probably had X-rays taken at the dentist's or doctor's office. These X-rays are considered to be relatively safe, but every X-ray exposes a person to some radiation, specifically electromagnetic radiation. Radiation is energy that travels through space as either waves or high speed particles. Watch this video to learn more about electromagnetic radiation. When the energy in X-rays encounters an object, it can… Read more

10 Fun Wintry Science Activities

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Don't let winter weather put the freeze on your science class! Try one of these wintry science projects or activities with your students for exciting snow, ice, and cold weather-themed science. Ten Winter Science Activities! Note: For an updated collection of winter-themed science and engineering activities and lessons, see Winter Science Projects, Lessons, and STEM Activities. Foaming Fake Snow: mix up fake snow and make snow people or other small… Read more

12 Engineering Design Challenges Perfect for Remote Learning

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Now, while students are working from home and educators are providing STEM content via remote learning tools, may be a perfect time to spark student attention with an engineering design challenge. Engineering design challenges encourage students to brainstorm, design, build, test, problem solve, troubleshoot, tinker, innovate, and iterate. Try one of these free challenges to get kids started on an engineering design project. Engineering Challenges are… Read more

12 STEM Activities for Lunar New Year

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Celebrate Lunar New Year and the Year of the Horse with these free science and engineering activities for enriching hands-on STEM. What is Lunar New Year? Lunar New Year (also known as Chinese New Year) begins February 17, 2026. Lunar New Year starts with the new moon that happens in late January or February. Celebrations continue for 15 days and culminate with a Lantern Festival. In Chinese culture, 2026 will mark the Year of the Horse. There are… Read more

14 Balloon Science Activities

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Engaging student science doesn't always require specialty materials. These hands-on STEM projects all use balloons! Hands-on Science with Ballons. Hands-on STEM with Science Buddies. www.sciencebuddies.org K-12 Science Projects and Activities Balloons can be used in a wide range of student hands-on science projects. From powering a car or propelling a hovercraft to enabling exploration of rocket science, kids can experiment with physics, aerodynamics,… Read more

15+ Creative Science and Engineering Projects for Kids

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Pair creativity and STEM for engaging projects and activities that students can enjoy any time of the year. If your kids love DIY and "maker"-style projects, Science Buddies has plenty of options! Bookmark this list of 15+ hands-on science and engineering projects as a starting point. Fifteen Plus Science and Engineering Projects for Creative Kids: Hands-on STEM with Science Buddies. www.sciencebuddies.org Creative STEM for K-12 Students The 15+ projects… Read more

15 Science Activities for Preschool Fun

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These free hands-on STEM activities are a great way for even the youngest of students to begin exploring science and engineering. Free Science Activities for Preschool The following science activities from Science Buddies' library of STEM Activities for Kids are perfect for letting preschool kids get hands-on with science: Make a Lemon Volcano: combine baking soda with lemon (citric acid) to create a bubbling volcano. Elephant Toothpaste: mix… Read more

3D Print with Icing: No 3D Printer Required!

STEM Activity

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Are you wondering how a 3D printer works? In this fun activity, you will be the printer and make colorful 3D prints using royal icing. No 3D printer is required, and your prints are edible! Read more

5 STEM Activities with Marshmallow Peeps

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Colorful Peeps candies are popular Spring treats. Put your extras to use with one of these five easy science activities for some bunny-inspired STEM fun. We've shared ideas in the past for egg boiling and egg dyeing, fun and unusual egg shapes, and even using the Ping Pong Catapult for launching plastic eggs. Egg science can be a lot of fun! This year, our scientists have Peeps® on the brain. If you have extra marshmallow Peeps in coming weeks,… Read more

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