Help your child learn science and math skills like sorting, sequencing, and ordering while taking a nature walk and collecting and collaging leaves.

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

Examine the connection between temperature and chemiluminescence.

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

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

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

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

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

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

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

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.

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.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

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