This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

For a fun activity that takes the dull out of decimals, show you child how to gain a better understanding of decimals...as dollar amounts!

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

This science fair project explores how salt and sugar affect the melting rate of ice in water.

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

This science fair project idea determines effective strategies to help students stay awake and attentive.

Here's a hands-on way to help your child understand how common fractions can be equivalent.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This activity is a great starting point for practicing mental math because it is quick, easy and involves only simple addition facts.

Help your child practice multiplication tables with this mental and physical multitasking game that uses a hula hoop to get into the swing of things.

In this activity, your child will get a review of addition, subtraction, multiplication and division using classic domino pieces.

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!

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Get a leg up on counting concepts with this project where art and math collide.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Help your preschooler or preschooler with shape recognition, math, and matching by creating your own personal shapes cards, good for home or car.

Here's an activity that will get your child's attention with a back-to-school shopping spree. He'll use decimal skills to add, subtract, multiply, and divide!

Practice of math facts is usually limited to drill sheets and flashcards. But kids are more likely to tune in to math facts if practice is presented as a game!

Is your child struggling to remember the rules of place value? Here's a fun series of hands-on activities to help your child put the value in place value!

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

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.

Science fair project that creates fog using bottles of hot and cold water.

Determine which metal has the highest rate of conductivity.

Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.