This project examines the affect of temperature on viscosity and surface tension of different liquids.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

In this science fair project, students examine how temperature affects sugar transport within a plant.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

Solve the mystery of the unpoppable balloon in this 7th grade science experiment that demonstrates the process of heat transfer.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

This project examines how temperature affects the volume of gas in balloons.

Celebrate Dia de los Muertos by baking pan de muerto. In this 5th-6th grade activity, your child will explore another culture while learning about baking.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

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

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

This experiment investigates if stress alters body temperature.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

Help your child practice her counting as she makes this fun and festive holiday decoration!

This project examines the concentration of dissolved oxygen in water, with and without oil.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Enjoy this kid-friendly recipe for Irish soda bread, just in time for St. Patrick's Day!

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

This project explores what happens to a rubber band when it is heated and cooled.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

These cute holly-shaped hair clips are a breeze to make for holiday celebrations. They make a great party activity, too!