Showing Results for compare with same denominators 2

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

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.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Help your child learn about animal classification with this fun and delicious activity.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Your kindergartener will make prints of his favorite fruits and vegetables and learn how to organize and assemble his very own book.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Help your first grader design and create his very own bird feeder out of an empty milk carton.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

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!

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.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

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

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.