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This project commemorates the milestone of completing the first 100 days of school, while giving your child a manipulative to practice counting to 100.

This project concerns activity happening millions of miles away, on the sun.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

This is a great game to help your child learn number concepts in multiplication and division.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Combine fun sensory play with early number awareness in a squishy sun catcher project. It's a fun way for your kid to learn about numbers.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Your kindergartener will learn basic math concepts and create a beautiful keepsake with this African flag reference book.

This game is the perfect way to prepare your child for any shopping adventures you may embark upon, all while practicing important math concepts.

Make caterpillars out of papier-mache and let the kids explore their inner creepy crawler.

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.

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

Help your preschooler chart her good eating habits with this arts and crafts activity that has her making a healthy fruits and vegetables rainbow and graph!

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

Put together a pine forest to help you count down the days until Christmas with your little one.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

Here's a tasty way to give your child some counting practice.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This activity is a great starting point for practicing mental math because it is quick, easy and involves only simple addition facts.

Help your preschooler create ice cube bead necklaces to cool off while practicing gross motor skills and sequencing, and discussing states of matter.

Check out this twist on a peanut butter and banana sandwich. The banana replaces the bread to make the perfect fun and nutritious after-school snack.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

Dig up some dinos while promoting curiosity and sensory skills in this hands-on activity that will have your child searching for prehistoric treasure!

Get a leg up on counting concepts with this project where art and math collide.