1st - 4th Grade Engineering and Science Inquiry Activities : Page 16

This science experiment has students test whether a snail moves faster on concrete or dirt.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

This science fair project examines how seeds hitchhike on animals and clothing.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

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

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Cleaning can be a chore, but not with this sudsy experiment!

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Determine if gender affects the ability to identify different smells.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

Word color association is just a fancy way to talk about the way we connect colors with words.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

This activity is a fun challenge for students who have just started learning to program educational robots.

In this science fair project you will make a model of a cell membrane using very simple material.

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

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.