Fridge Formulas are short, daily activities that reinforce the skills your middle-schooler is learning in math class.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

This project concerns activity happening millions of miles away, on the sun.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

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

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

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.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

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.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

It's the day before the test, and you still have a ton to memorize! Sound familiar? Test memorizing techniques to help yourself out next time.

Here's how to practice order of operation, and help your middle schooler complete her homework in half the time!

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Measure the porosity of rocks by submerging them in water. Measure how much water each rock "drank," by measuring the difference in water volume.

Find the area in this fun math card game. You'll help your child start thinking in terms of units as you create shapes out of playing cards.

Add simple fractions in this fun math card game for second graders. This game is very similar to Blackjack, or 21, but it's entirely kid friendly!

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Work on mastering calculations with percentages with your middle school student in this fun Tic-Tac-Toe math game.

Students identify variables that affect the duration of high school romances and analyze data to predict the success or failure of ongoing relationships.

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

Here's a simple, fun activity which will save you time and reinforce your child's math skills along the way.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Create a compass rose from sidewalk chalk in this summer geography project!

This project explores whether the tempo of the background music we hear in a businesses is important to the environment and how customers move.

Enhance fourth-grade measurement making skills and social studies learning with this stitching project.

Here's a math activity that uses coin riddles to help your third-grader improve his coin-counting and logical thinking skills.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

This activity with add some fun and education to long car trips. Perfect for family vacations!

Explore the relationship between personality traits and birth order effects.