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

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Support your first grader's counting and reading skills while laughing and running in this fun playground game.

Weave a unique ribbon pattern! This fun arts and crafts activity is a great way to make colorful projects and learn basic math and art skills.

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Help your child sharpen time skills by creating a special day and charting each part in a detailed schedule.

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.

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

Here is an activity that your kids can make for Mother's Day, a garden pot filled with edible "flowers".

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

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.

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.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.