Practice counting, sequencing, and pattern recognition with your young learner in this fun math card game!

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

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

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

This project compares different liquids and the freezing, melting and boiling points of liquids.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

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

Create clear sound shakers so your preschooler can observe and compare the different sounds that objects make!

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Play with shapes, like triangles and circles, to help your child review the different kinds and create a new picture!

Help your child identify numbers with this fun preschool math art activity! Explore different textures and colors as he learns numbers.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

Hone observational skills and introduce the basics of data interpretation with this data gathering activity all about the different colors people wear.

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

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

Learning to identify and categorize different geometric shapes is a big goal for early learners. And your neighborhood is the perfect place to start!

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

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.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

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!

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.