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Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

Compare the ignition rates of various types of flame-retardant materials.

Study how liquids separate into layers by creating a liquid gradient, different density liquids separate into layers in a graduated cylinder.

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

Science fair project that demonstrates the process known as refraction, which allows glasses and contact lenses to help people with poor vision.

Science fair project that explore how compound motion works by examining how gravity is affected by horizontal force.

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

In this science fair project, students test how objects float and sink in liquids of different densities.

This project compares different liquids and the freezing, melting and boiling points of liquids.

This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

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.

Detail the chemical properties, nutritional value, medicinal effects of garlic, Write a detailed report, prepare recipes.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

This experiment will explore whether fractals really repeat themselves infinitely.

This experiment will explore if and where fractals can be found in the natural world.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!