In this fun math activity, second graders will learn to estimate items in a jar! 

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

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

Want to add a little craftiness to preschool math? Break out the glue gun and create a button board!

This flexible activity for preschoolers features jellybeans, counting, coloring, and the five senses.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

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

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!

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

Make the abstract nature of time and money easier for your kid to understand with some fun ideas that focus on these concepts.

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!

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

This simple bookmaking activity will introduce and reinforce alphabet and number recognition skills that have been taught at home or learned in preschool.

Celebrate the 100th day of school by making a unique work of art using 100 colorful pom poms in this fun kindergarten arts and crafts activity.

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

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.

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

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

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

In this hands-on craft project, kids will make an analog clock of their own, and then use it to learn how to tell time.

Draw some educational value out of a summer stocked full of adventures!

Familiarize your preschooler with the concept of numbers one through five and counting with this hands-on activity.

Celebrate 100 fantastic days of school by creating a school-themed collage with 100 pieces in this unique arts and crafts activity.

Boost your preschooler's math and verbal skills by having her participate in simple, fun activities that teach her how to sort, count, and categorize objects.

From Canada's flag, to the Toronto Maple Leafs, to classic maple syrup cookies, the maple tree is very much a part of Canadian heritage.

Try a 100th Day of School Scavenger Hunt with your preschooler, and send her on the search for objects of different colors!

Ordinary drinking straws are fun for drinking juice and even for spitballs when you're not looking, but also fabulous for learning first grade math.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.