1st - 4th Grade Science Activities : Page 15

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Create a bee garden to help shelter bees in your area.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

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

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science fair project idea examines whether boys and girls differ in reflexes.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

Help your child celebrate the summer and the sun by making a sandy seascape.

Slip some science into storm watching with a homemade rain gauge!

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Make a backbone model to explore human anatomy and life science.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

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

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