Science Activities : Page 14

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

The goal of this project is to create an exciting topographical map out of dough.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

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

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Your child will be delighted to learn about and gaze upon his favorite constellations with this set of stellar homemade placemats!

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

In this science fair project on the relationship between distance and time, kids explore the behavior of gravitational acceleration through direct observation.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.