Rainy Day Indoor Science Activities K-8

Rainy Day Indoor 
Science Activities 🌧️

Stuck inside? Science never stops! Rain outside = the perfect excuse for epic indoor experiments, videos, and hands-on science. Let's explore!

⭐ Featured Rainy Day Lesson

The Water Cycle:
Rain, Rain...

Ever wonder where rain actually comes from? Dive into the full water cycle with Dr. Jeff β€” evaporation, condensation, and everything in between. Perfect for a stormy day!

Featured Rainy Day Activities:

Grades K-2

Make a Maple Seed Model!

Create a model of a maple seed to learn how it glides down and can be carried by the wind to land far from the tree it grew on.

Grades 3-5

Balanced Egg Drops!

Use balanced & unbalanced forces to drop an egg into a cup without ever touching it! Show off your amazing skills! 

All Grades

Paper Airplane Challenge!

The structures of living things help inspire engineering designs. Design a glider inspired by bird wings.

Bring Science to Life β€” Rain or Shine! 🌞

Start your free trial to access hundreds of engaging Science, Math, and ELA resources aligned to your state standards.

Kindergarten - 2nd Grade

Grades K-2

Grow Plants in a Jar!

All plants need water and light to grow, but as you can see in this DIY, many plants can grow without soil.

Grades K-2

Change Celery Stalk Colors!

Make celery leaves change colors! The stem in this activity acts like a straw for drinking the colored water.

Grades K-2

Collect & Measure Water!

Make a simple rain gauge to observe how much it rains! As the rain collects, you measure the amount.

Grades K-2

Design Waterproof Shoes!

Make a shoe waterproof using ideas from nature! The treated shoe has a special coating to protect it.

Grades K-2

Create Your Own Paper!

Paper is made from trees. Trees are an important natural resource. Recycle old newspaper by making your own paper! 

Grades K-2

Make a Seasons Tree Book!

Make a flip book showing how seasons happen in a pattern! As you flip, you’ll see the seasons repeat.


3rd Grade - 5th Grade

Grades 3-5

Turn Dirty Water Clean!

Make your own water filtration system to change muddy water into clear water again! 

Grades 3-5

Create a Water Wheel!

Make your own water wheel to understand renewable energy! Energy transfers and makes the wheel spin!

Grades 3-5

Explore Growth Conditions!

Explore how different environments influence the traits of bean plants and how the conditions can impact their growth. 

Grades 3-5

Make Your Own Ecosystem!

Make your own terrarium. With the right balance, the ecosystem inside the terrarium can survive for years.

Grades 3-5

Grow a Windowsill Garden!

Create your own windowsill garden that harnesses the energy of the sun! See how tiny seeds grow into plants.

Grades 3-5

Start a Plant's Life Cycle!

Observe part of the avocado plant’s life cycle! An avocado starts to grow in about 4-8 weeks.


6th Grade - 8th Grade

Grades 6-8

How Much Do You Use?

Learn how to calculate the amount of water you use in an entire year! How much water do you use?

Grades 6-8

Form a Cloud in a Bottle!

Learn how to create a cloud in a bottle! See gas turn into a liquid and form condensation.

Grades 6-8

Clone Your Own Vegetables!

Learn how to clone a vegetable from just a stem! Farmers do this to make copies of their best plants.

Grades 6-8

Make Plants Compete!

Grow seeds into plants that compete for resources! Living things, such as plants, compete with each other.

Grades 6-8

DNA From Strawberries!

All living things contain DNA and contain instructions for making more cells. Learn how to extract DNA from strawberries! 

Grades 6-8

Watch Photosynthesis Live!

Observe photosynthesis in your own hands! Watch leaf discs float from oxygen gas being made. 


RELATED ARTICLES

World Water Day Science Lessons & DIY Activities (K-5)

March 22nd is World Water Day. Let’s celebrate water. You could spend the morning printing coloring pages of raindrops, or…

Spring Weather Science Lessons & DIY Activities (K-5)

Spring is coming. Between the erratic temperature swings and the inevitable β€œtornado drill” anxiety, your classroom is a pressure cooker.…

Check out these fun Spring Break Ideas for Spring Break Science Lessons & Weather Activities (K-8)

Spring Break Science Lessons & Weather DIY Activities (K-8)

The countdown to Spring Break is officially on. Here’s how to keep your students engaged with some fun spring break science…