4th - 6th Grade Physical Science Resources : Page 6

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

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!