Second Grade STEM Activities for Kids (195 results)

STEM Activity

112 reviews

Have you ever wondered why ice cubes in your cold drink become gradually smaller, or why their surface becomes smoother as they melt? Does ice always melt this way? In this activity, you will use water balloons to create giant ice balls and observe how they melt. Can you predict the effect a bit of salt will have on your giant ice ball? Read more

Duplicate Your Drawings with a Machine

STEM Activity

27 reviews

Have you ever wished you could copy a drawing but make it larger or smaller? If you've tried to create a larger or smaller copy of your work, you've probably realized that it is very hard to get the details right. A machine called a pantograph, however, could help. It makes copies that can be scaled up or down or made the same size. In this activity you will make your own pantograph and then duplicate your drawings. Can you figure out how it enlarges, shrinks or turns drawings upside down? Read more

Find Your Blind Spot!

STEM Activity

29 reviews

Did you know that you have a blind spot in your eye? In fact, every person has an unavoidable blind spot in each of their eyes. This doesn't mean that you see a constant black spot in your field of vision though. Normally you don't notice these blind spots at all, however there are some ways how you can make these blind spots visible. This activity will show you how to find them. Can you find them or not? Read more

Featured

Make String from Algae

STEM Activity

215 reviews

Did you know that the seaweed you've seen in the ocean or even eaten as a snack is inspiring innovators to imagine new materials? Large brown algae, like kelp, contains polymers—long chains of molecules—that are more environmentally friendly than the ones in most plastics. These natural polymers (alginates) could eventually be used to create sustainable everyday objects. Try your hand at using a bit of chemistry to turn biodegradable polymers from algae into your own custom… Read more

How Well Do You Wash Your Hands?

STEM Activity

43 reviews

How well do you wash your hands? Do you just give them a quick rinse with water, or do you use soap? Do you wash the backs of your hands and in between your fingers? Good hand washing is one of the best ways to prevent the spread of germs and diseases like the flu and common cold. Try this activity to find out if there are hard-to-wash parts of your hands where germs might be hiding! Read more

LED Stickies

STEM Activity

25 reviews

Add some light to your refrigerator magnets and learn about circuits in this fun craft project! Read more

Make Sprinkles Vibrate with Sound

STEM Activity

48 reviews

You might know that sound is caused by vibrations, but did you know that sound can also make things vibrate? You might have noticed this if you have ever been at a concert or in a car with the stereo booming. Sometimes the sounds are so loud that you can feel the vibrations! However, sounds that loud can damage your hearing, so in this project you will investigate them using something safer. Read more

Puzzle Fun with a Perimeter Magic Triangle

STEM Activity

86 reviews

Do you ever use math as a tool to solve interesting problems? In the 1970s math was often taught with simple worksheets. One teacher developed an exciting way to learn math and logic; he developed what is now known as the perimeter magic triangle puzzles. Try them out—and have some fun as you start thinking about counting in a whole new way! Read more

Squishy Circuits: Light Up Your Play Doh® Creations!

STEM Activity

36 reviews

Do you like arts and crafts? How about making sculptures with Play Doh® or modeling clay? Imagine how cool it would be if you could add lights to your creations? That is exactly what you will get to do in this activity! Keep reading to learn how you can make any light-up sculpture you imagine, such as a house with lights in the windows, an animal with light-up eyes, or a colorful butterfly. Read more

The Ambiguous Cylinder Illusion

STEM Activity

21 reviews

Is it a circle? Is it a square? Or is it both? Make your own 3D printed "ambiguous cylinder" illusion in this fun activity. Read more

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

STEM Activity

7 reviews

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

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