Showing Results for simple compound and complex sentences 2 : Page 2

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Is it a square or a circle? See if you can trick your friends with this zany science project!

How do organic materials become soil? This science experiment measures what materials biodegrade.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

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

Slip some science into storm watching with a homemade rain gauge!

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

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

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Transform your uncomfortable wooden shoes into charming mini planters!

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

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Discover whether cold or hot water from the faucet will boil faster on the stove.