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

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

In this design challenge, your child will create a parachute for a small toy using typical household items.

Here's a science activity to help your child investigate how seeds are designed to travel.

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

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

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

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

Checkerboard play challenges students to use spatial reasoning and computational thinking.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

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

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

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

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science fair project idea investigates if fats add to the flavor of food.

This science fair project idea investigates the difference in reaction times between boys and girls.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

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

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