Showing Results for multiply by 2 5

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Here's a pressed leaf card project that puts science and writing together for your second grader.

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

This science fair project idea investigates how the shape of an object affects drag.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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?

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Test your friends to find out if you can replicate the placebo effect's incredible results.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

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

Help your child make a beautiful homemade sandcastle that will last!

This science fair project idea demonstrates that plants give off water.

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

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

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Science fair project that examines condensation and the conditions needed in order for dew to form.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

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.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!