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Seventh Grade STEM Activities for Kids (188 results)

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Make a Whirlybird from Paper
STEM Activity
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96 reviews
Have you ever seen a helicopter flying through the air? Have you ever wondered how they fly—or if you could try flying one yourself? This fun activity will help you get started at home building a simple paper helicopter. And you will learn a little bit about what keeps these amazing vehicles aloft. Read more
Make Cardboard Automata
STEM Activity
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101 reviews
Have you ever wondered how to create art with moving parts using nothing but cardboard, a few skewers, and some craft supplies? In this fun STEM activity, you will build an automaton, a machine that makes parts appear and disappear, move up and down, spin in circles, or all of these together. The instructions will show you how to build a moving caterpillar, but you can use your imagination to build any other animal or object you want! Read more
Protect Your 'Eggstronaut': Build an Egg-Drop Lander
STEM Activity
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154 reviews
The egg-drop project is a classic and time-honored tradition in many science classes. The goal is usually to build a device that can protect an egg when dropped from a high location. This activity puts a twist on the classic project, motivated by real-world advances in space exploration. Can you build a reusable egg-drop lander that can survive repeated falls from the same height? Try this activity and find out Read more
Featured
Make String from Algae
STEM Activity
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210 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
Make Your Own Seismograph
STEM Activity
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321 reviews
Scientists study earthquakes so we can understand them better and hopefully one day predict them so we can save thousands of lives. A seismograph is a tool scientists use to record earthquakes and measure their strength. In this activity you will build your own seismograph using simple materials. Read more
Make Marbled Cards Using Science!
STEM Activity
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79 reviews
Do you like both, arts and science? Then this is the perfect activity for you! You will create beautiful marbled paper cards and practice science at the same time! The only materials you need are shaving cream, food coloring, and sheets of paper. It might get a bit messy, but that is part of the fun! Read more
How Big Are the Planets in Our Solar System?
STEM Activity
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142 reviews
Did you know that there are more planets than stars in our galaxy? All of these planets circle around a star, but only eight of them—Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune—circle around the Sun—the star in our solar system. This activity explores the relative size of these eight planets. Is one bigger than the others, or are they all about the same size? Read more
How Tails Help a Kite to Fly
STEM Activity
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55 reviews
Have you ever tried to build your own kite? Kites have been a source of entertainment for centuries for kids around the world. How do some features of a kite, such as its tail, affect how it flies? In this activity you will have a chance to build your very own kite, a simple sled kite, and use it to investigate how tails help kites fly. How well will your kite fly? Read more
Popsicle Stick Chain Reaction
STEM Activity
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132 reviews
If you enjoy chain reactions and spectacular sights, this activity is for you! Who knew weaving unspectacular tongue depressors could set off a chain reaction of sticks flying in the air? Try it out and see for yourself! Read more
Suck It Up! How Water Moves Through Plants
STEM Activity
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113 reviews
Have you ever heard someone say, "That plant is thirsty," or, "Give that plant a drink of water"? We know that all plants need water to survive, even bouquets of cut flowers and plants living in deserts. But have you ever thought about how the water moves within the plant? In this activity, you will put carnations in dyed water to figure out where the water goes. Where do you think the dyed water will travel, and what will this tell you about how the water moves in the cut flowers? Read more
Homemade Slushies
STEM Activity
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106 reviews
Do you enjoy ice-cold drinks? A slushy is about as close as you can get to liquid ice: colder than water, but more drinkable than ice! Using some common household items, a little bit of patience, and the help of science, you can make this delicious, sweet drink at home. Try the activity, and you will be rewarded with a delightful treat! Read more
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