Showing Results for -word-problems : Page 7

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

In this science fair project, we will test how different kinds and shades of hair respond to bleach.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

This science fair project idea explores how far the average human can see.

This science fair project idea explores whether the color of surroundings affects human mood.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Have your child make a special mobile inspired by the weather outside. Learn about seasons, the environment, and art in 3D.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Explore the wattage of microwaves in relevance to cooking time.

Brighten up your home with this fun activity! Make a summer sun print and teach your child the art of easy print making.

Discover which battery composition (type) lasts the longest.

Explore convex and concave objects and how they reflect light.

Demonstrate how to tell the age of an egg without having to crack it open.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Test whether cutting up meats will make it cook faster than just cooking it whole.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Demonstrate which cooking method gets rid of the most fat.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.