In this science fair project, young children notice and track changes in trees throughout the year.

Plants and light seem to be good buddies, but how far does the friendship really go?

Invite your kindergarten marine biologist to practice in scientific identification and categorization while creating a lovely treasure box.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

People have favorite flavors, but what about ants? Which ant food is the most popular?

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

This biodiversity project examines the biodiversity in your own backyard.

This science fair project idea explores whether white light can be separated into different colors.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

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.