Preschool - 4th Grade Engineering and Science Inquiry Resources : Page 14

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

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

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.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Using a toy race car kids create a visual model of the Doppler Effect.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

The objective of this science project is to determine the length of time for different seeds to germinate.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

This science fair project idea explores whether white light can be separated into different colors.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

This science fair project idea investigates how the shape of an object affects drag.

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

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Find out whether putting something on top of a plant will inhibit its growth.