5th Grade Science Activities : Page 4

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

This science fair project idea explores which fruit molds the fastest.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

Find out which type of sponge holds the most water.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

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

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.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

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

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

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.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

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.”

Make a spring collage with your child to get them outside and those creative juices flowing!

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

This simple experiment serves as an introduction to the greenhouse effect.

This basketball project explores the best way to make the perfect shot every time.

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

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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.