Showing Results for three digit and two step word problems : Page 13

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Discover how and which salt melts ice the quickest.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Making your own glass cleaner is easy, effective and inexpensive!

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

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

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

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

This science fair project idea provides evidence that air is everywhere and takes up space.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

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!

In this design challenge, your child will make a bottle rocket using typical household items.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

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.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.