2nd - 4th Grade Science Activities : Page 19

This science fair project investigates why the number of visible stars changes from place to place.

Find out which kind of bubble wrap fares best when put in impact.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

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

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

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!

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

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

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

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.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Cleaning can be a chore, but not with this sudsy experiment!

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

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

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.