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 project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Help cement the concept of place value with this simple activity that involves creating a set of dials made from Styrofoam cups.

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

Most timeline activities are all about history. Make timelines more relevant and personal for your child by focusing on the hours and minutes of his day.

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Teach your kid a fun mathematical magic trick! All you'll need is a deck of cards and basic addition, subtraction, and multiplication skills.

Is your third grader bombing around on a bike these days? Here's a way to put all that fun time together with some math learning, too.

This pyramid card game is a fun way to help your child learn addition and subtraction. Best of all, itâs quick to set up and easy to play.

Calling all power-shoppers! This game is a fun way for kids to learn life skills, and flex their math muscles at the same time.

This game is a great way to help your child remember the names of shapes. Give it a go and before you know it, your kid will have all her shapes down pat.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

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

Teach your third grader about the concepts money and purchasing with this "Mock Card Shop" activity.

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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

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

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

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.

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

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!