Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

Use the appeal of the common road sign to your advantage by creating a game with hidden learning opportunities.

How do you turn an everyday object into a scary skeleton? This project is the perfect way to practice counting while using cotton swabs to create a skeleton.

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!

Check out this fun leaf chromatography science fair project idea for middle school students and discover the hidden pigments in leaves.

Introduce your young artist to this art form with this fun and creative activity, which blends arts and crafts with patterning for hidden math practice!

Play with, explore, and describe everyday objects with your preschooler to get her ready to learn basic math skills and concepts.

Write a poem with a twist! Your child can write a poem that also has a secret sentence hidden within the words of the poem.

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

Sweet corn muffins are a delicious and unexpected Valentine's Day treat. Make a batch of sweet corn muffins with a hidden surprise this Valentine's Day.

Looking for a fun way to help your teen personalize her room? Create a lamp shade decorated with her silhouette portrait for a one of a kind art object.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

In this parts of speech fall scavenger hunt, kids will search for all the hidden leaves, sort them into parts of speech categories, and then practice creating their own sentences using the words they find.

Explore convex and concave objects and how they reflect light.

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

In this science fair project, students test how objects float and sink in liquids of different densities.

This science fair project idea compares the mass and density of objects.

This experiment examines if space objects become round after reaching a certain mass.

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

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

Introduce the idea of measuring weight to your preschooler or kindergartener by making a fun and easy-to-use bungee scale to weigh household objects.

Kids will love painting shapes of objects in a still life while using strong colors showing highlights and shadows.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Find out whether matching resonant frequencies can cause objects to shatter.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

Scavenger Hunt! Check out this fun science fair project idea to explore the difference between opaque, translucent, and transparent objects around your house.

This St. Patrick's-themed color game reinforces your kindergartener's recognition of green objects, and also gives her reading and listening skills a work out.

This baseball science fair project explores the concept of an object's center of percussion to determine if the "sweet spot" has a scientific basis.

This project examines what types of objects burn and which burn faster and cleaner.