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STEM Education Blog

Welcome to our STEM Education Blog where we write about the STEM education world.

  • Writer's pictureSamantha Peers

Best DIY STEM projects and experiments for kids

STEM (Science, Technology, Engineering, and Mathematics) education has become increasingly important in today's world. It helps children develop critical thinking, problem-solving, and analytical skills, which are essential for their future success. DIY (Do-It-Yourself) projects and experiments are a fun and engaging way to introduce kids to STEM concepts. In this article, we will explore the best DIY STEM projects and experiments for kids that are both educational and entertaining.

Build a Volcano

Building a volcano is a classic DIY STEM project that kids love. It helps them understand the science behind volcanic eruptions and how they occur. To build a volcano, you will need baking soda, vinegar, food coloring, and a plastic bottle. First, pour some baking soda into the bottle. Then add a few drops of food coloring and pour vinegar over it. The reaction between the vinegar and baking soda will create a chemical reaction, causing the mixture to fizz and bubble, simulating an eruption. Here you will find further details on it:

Construct a Solar Oven

A solar oven is a simple DIY STEM project that teaches kids about solar energy and how it can be used to cook food. To build a solar oven, you will need a cardboard box, aluminum foil, plastic wrap, and a thermometer. First, line the inside of the box with aluminum foil. Then, cut out a small window on the top and cover it with plastic wrap. The window allows sunlight to enter the box while the plastic wrap traps the heat inside. Finally, place a thermometer inside to monitor the temperature. Kids can use the solar oven to cook s'mores or other simple recipes. Here you will find further details on it:

Create a Water Filtration System

Creating a water filtration system is an excellent DIY STEM project that teaches kids about environmental science and water purification. To build a water filtration system, you will need gravel, sand, activated charcoal, a plastic bottle, and dirty water. First, cut the bottom of the bottle and fill it with layers of gravel, sand, and activated charcoal. Then, pour the dirty water through the filtration system and observe how it becomes clear and drinkable. This project helps kids understand the importance of clean water and how filtration works.Here you will find further details on it:

Design a Roller Coaster

Designing a roller coaster is a challenging and fun DIY STEM project that helps kids learn about physics and engineering. To create a roller coaster, you will need a cardboard tube, marbles, and cardboard strips. First, cut the cardboard tube into various lengths and use the strips to create the roller coaster tracks. Then, use the marbles to test the roller coaster's design and see how the laws of physics apply to the roller coaster's movement. This project teaches kids about kinetic and potential energy and the principles of gravity. Here you will find further details on it:

Make a Balloon Rocket

Making a balloon rocket is a simple DIY STEM project that teaches kids about propulsion and aerodynamics. To create a balloon rocket, you will need a straw, a balloon, string, and tape. First, thread the string through the straw and tape it to a flat surface. Then, blow up the balloon and tape it to the straw. Let the balloon go, and the air rushing out of the balloon propels the rocket forward along the string. Kids can experiment with different lengths of string and balloon sizes to see how they affect the rocket's speed and distance. Here you will find further details on it:


STEM education is essential for children's development, and DIY STEM projects and experiments are a fun and engaging way to introduce kids to STEM concepts. The five projects mentioned in this article are just a few examples of the many DIY STEM projects available. By encouraging kids to explore and experiment with STEM, parents can help them develop a lifelong love of learning and a passion for discovery.


Please note that the DIY STEM projects and experiments mentioned in this article should only be conducted under adult supervision. The safety of those conducting the experiments is the responsibility of the person performing the experiment and not the responsibility of our website or the authors of this article. We do not assume any liability for any consequences that may result from performing these experiments.


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