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Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

This caterpillar math game gets your child to work on addition and subtraction. Challenge your child's math prowess with this fast-paced caterpillar math game.

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

Dig up some dinos while promoting curiosity and sensory skills in this hands-on activity that will have your child searching for prehistoric treasure!

A hands-on guessing game that teaches kids to recognize different coins. First graders will learn their money and their math at the same time!

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

This science fair project idea investigates food preference of birds.

These bean bag games are a fun and inexpensive way to keep your first grader learning! Work on social skills, coordination, math, or even spelling!

This heart paper chain is the perfect way to celebrate Valentine's Day. Include some decorations in a simple AB pattern and work on pattern recognition.

Your preschooler wonât need a passport to go on this nature safari! All you need are paper, crayons and a nature trail or your back yard.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

One of the most important parts of any Christmas tree is what's on top. This year, have your child make an angel that'll put the finishing touch on your tree!

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

This fun, addition focused take on the classic card game War is a great way to help your child get a strong hold on addition.

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

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Build this game, and give your kid some hands-on practice ordering numbers. Soon your first grade kid will be Master of the number line!

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

Work on division with remainders in this fun fourth grade math board game.

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.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Have your kid practice completing number patterns and then create her own patterns on the wings of a butterfly with this delightfully simple paper project.

Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks

Here's a hands-on activity that first grade use to help kids get a feel for equations. It uses popsicle sticks to practice addition and subtraction!

This spider hat activity challenges your child to learn about spiders and improve fine motor skills. Make a spider hat with your child on Halloween or any time.

Got a fussy eater on your hands? Here's a great way to make fruit appear more appealing, and make eating it a lot more fun, too!

This science fair project idea discovers the effect of (high) heat on animal cells.

Create a graph based on the interests of family member's to see who has what in common. Your child will practice her math skills and get to know the family!

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

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