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4th - 7th Grade Science Activities : Page 3

Give your budding young observers a chance to discover simple machines at use in their own home.

Simple Machines at Home

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

How to Make a Water Wheel

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Seeds in a Glove

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

Break the Tension: A Water Experiment

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

Compare Cotton and Nylon Absorbency

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

Seed Bomb Recipe

Would your child like to learn about a hidden world?  All she needs to do is open her box of markers!

Liquid Chromatography

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Lung Model

Have your child kick off their summer vacation by making a miniature water slide!

Design Challenge: Making a Water Slide

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Candy Science Experiments: Toffee!

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

Clay Animation

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Create a Collection That Rocks!

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Pumpkin Investigation

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

Air Science Experiment

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

Natural vs. Artificial: Can You Taste the Difference?

Help your child plant a âtea garden": a garden made of herbs for making teas.

Tea Garden

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

Slinky Physics

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Make a Hovercraft!

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

Test for Acids or Bases Using...Flowers!

Making your own glass cleaner is easy, effective and inexpensive!

Make Your Own Glass Cleaner

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Make an Electrical Zapper

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Roasted Pumpkin Seeds

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Homemade Perfume

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Homemade Frozen Yogurt

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Create a CD Spaceship

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

Make a Hummingbird Feeder 

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Do a Balloon Sandbag Science Experiment

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Coral Polyp

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

Make Dried Apple Rings

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

Ikebana: Flower Arrangement

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