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

Learning to identify prime numbers can be tricky. But this fun card game can make memorizing some basic prime numbers a breeze.

Try this fun addition game with your second grader! Arrange playing cards to find the largest possible sums.

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 science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Help your child make an imaginative, inexpensive spaceship from recycled materials. When the spaceship is ready, count backwards from ten and then BLAST-OFF!

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

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

If your 2nd grade child asks for time often, encourage him to read time on his own by talking about time throughout the day.

Pumpkin carving party activities are great for a pre-Halloween party. Try pumpkin carving party activities, including jack-o'-lantern ideas and fall recipes.

Explore the math concept of probability with your fifth grader on "lucky" St. Patrick's day this year!

This footwear-focused activity introduces fractions as part of a set and it's the perfect way to generate excitement about fraction concepts.

This science fair project idea measures physical dexterity as a function of temperature.

Looking for a fun way for your child to practice the basics of addition, subtraction, and multiplication? Look no further than this fun card game!

Playing a tactile game with multiplication will help your child get a better grasp of basic math concepts and transform your kid into a master multiplier.

Create addition problems using critical thinking skills in this fun second grade math card game.

Whether the snow is fluffy and soft or icy and hard, a snowman is sure to inspire a smile. No wonder this snowman is so happy—it's made using marshmallows!

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

Play this fun math numbers game with your kindergartener! Practice following instructions as you roll the dice and count.

Figuring out fractions can be a challenge! But with this game your child will become more comfortable converting fractions after only a little practice.

This unique Santa is made only from circles. Your little one will have a fantastic time puzzling together Santa's face with this circle-centric activity.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

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

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Determine whether the application of Febreeze will lower the bacterial count.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Looking for a cool game to help your first grader learn her 11s? Look no further than this clever one-person card game.

Create equations in this strategic math card game. Your second or third grader can practice addition, subtraction, multiplication, and division in a new way!