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Kindergarten - 4th Grade Engineering and Science Inquiry Activities : Page 4

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Floating Rocks

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

Design Challenge: Make a Rube Goldberg Machine

This project makes young children uniquely aware of their sense of touch and its ability to alone give them information about the world around them.

Exploring the Sense of Touch: Secret Feeling Boxes

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

Pinto Bean Germination Experiment

In this activity your child will create their very own marble maze!

Design Challenge: Marble Labyrinths

How powerful is the reaction between baking soda and vinegar? Find out here!

Baking Soda and Vinegar Balloon

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

Separating Mixtures

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

3D Animal Cell Model

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

How to use Colored Filters to Send Secret Messages

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Spider Science: Exploring the World of Webs

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Magnet Science Fair Project: How to Measure the Strength of a Magnet

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Making A Rock In A Cup

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Leaf Rubbings: Shapes and Patterns

In this science fair project, young children discover what happens when two fluids that have different densities get together.

What Happens When Oil and Water Get Together?

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

Design and Build a City

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old &ldquo;why&rdquo; questions. As you walk with your child, you can encourage them to ask questions.

Inspire Simple STEAM Exploration

In this project children practice the scientific method while playing with puffy paint.

Practicing the Scientific Method with Puffy Paint

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

What Is the Best Way to Wash Your Hands?

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

What Causes the Seasons to Change?

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Exploring the Movement of Tectonic Plates with S'Mores

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Microwave Candy: Do Some Colors of M&Ms Melt Faster than Others?

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Like Oil And Vinegar

Discover how and which salt melts ice the quickest.

Salt Melting Ice

This science fair project idea explores the egg's thin membrane.

Egg Lab

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

Design Challenge: Inflate a Balloon

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Animal Vision: Ocelli, Compound Eyes, and Camera Eyes

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

Design Challenge: Making a Bottle Rocket

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Use the Altitude of Polaris to Find Latitude

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

Clay Animation

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Feeding Plants

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