This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Get your child excited about measuring with this fun and easy household measurements activity.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

This cookie dough handles like molding clay, but also makes delicious cookies. Use this activity to strengthen your child's alphabet skills.

Encourage your child to compare and contrast a wide variety of autumn-themed items by weighing various objects and recording their findings.

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Science fair project that cultivates slime mold and monitors the stages of its development.

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

If it's Easter, it must be time for egg hunts. But we have to admit, most kids would rather take a bite out of a yummy cupcake than a hard-boiled egg.

Help your curious kid cut through the clutter and collect the facts with a simple and fun science foldable.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

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

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

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This very physical game gets math off the page and into the real world-- and it works on number sense and estimation, key skills for kindergarten readiness.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

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).

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.

The Kindergarten Personal Record Book makes measurement fun & active! Kids record their vital statistics from head to toe using unusual tools like paper clips.

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

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.