4th Grade Engineering and Science Inquiry Resources : Page 4

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

The goal of this project is to create an exciting topographical map out of dough.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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

This science fair project idea determines what household items are good conductors of electricity.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

This science fair project idea explores the different properties of matter.

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

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Challenge your learner to design and build a city of their own in this creative engineering activity.

This science fair project idea determines if the color of light affects the growth of plants.

In this design challenge, your child will make a bottle rocket using typical household items.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

This science fair project idea produces varying pitches of sound.

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.

This science fair project idea determines which method of hand cleansing is the most effective.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This science fair project idea determines the most effective method of preserving food.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.