In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

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

Who says snow globes are just for winter? Help your child create a summer version with this fun art project!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

Who knew that nature could get so crafty? Show your kindergartener how to collect and morph pinecones into a whole team of personalized pinecone people.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Celebrate April showers with a springtime arts and crafts activity: make sparkly, shiny raindrops with your kid.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Create a self-portrait from natural materials in this collage craft activity!

Show your child the solar system and let them explore the stars and space by creating a painting. It's a fun and easy way capture your child's imagination.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

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.