Science Activities : Page 18

In this science fair project, students use the streak test to tell minerals apart from each other.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

This cool physics demo illustrates the simple harmonic motion of a pendulum while teaching kids the important concepts of potential and kinetic energy.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Determine if each hemisphere specializes in dealing with specific functions. Include illustrations of the brain, it hemispheres.

Learn with makes water molecules work with this fun and easy science activity!

Have your child make a special mobile inspired by the weather outside. Learn about seasons, the environment, and art in 3D.

This simple activity is not only fun, it's also a useful way to organize children's closets — and offer kids some autonomy to boot.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

In this science fair project, students create their own miniature salt flats at home.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

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

This science fair project idea explores how length affects the weight a bridge can hold.

Learn about what happens to a current-carrying wire in a magnetic field in this cool electromagnetism experiment!

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

Help your child make a beautiful homemade sandcastle that will last!

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This science fair project idea demonstrates sonar mapping of the ocean floor.