Lots of everyday objects can be fun, whether it's buttons, beans, or Lego blocks. Here's an activity that uses coins to build problem-solving strategies.

This science fair project idea determines which flower lasts the longest.

In this science fair project idea, kids make water dance on the surface of a hot pan with the Leidenfrost Effect.

Take the spookiness out of spiders with this web-making activity! Your child will practice talking about and creating shapes in this Halloween craft, and learn about spiders along the way.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

Make practicing addition facts more fun and teach your child some helpful strategies with this spin off of the traditional "Go Fish" game.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Here's an innovative math puzzle that you can create with your fourth grade math student.

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

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Delay your child's sugar overload, and develop his critical thinking skills, by doing some "sweet sorting" of his Halloween treasures!

Teach your child what a sugar plum is with this easy recipe that gets your child to chop, mix, and roll his way to a delicious treat.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

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.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.