Engineering and Science Inquiry Activities : Page 36

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

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.

Do males really prefer listening to male than female singers? Find out when exploring this science fair project!

This project is about after-images and what possibly affects them.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Examine the influence of the phase of the moon on moisture capillarity in garden soil. Measure and record the depth at which water is first detected.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

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!

Your child will create an adorable Christmas tree from their footprint and practice counting while decorating their tree with objects of a variety of textures.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.

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

Examine how a battery can be made from everyday materials.

The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.

In this experiment we use Scotch Guard to make sand that resists water.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

This science fair project idea discovers the principle of conservation of mass.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

Science fair project that examines the physical features of elephants and butterflies and draws conclusions about their similarities.

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

Learn about the anatomy of the autonomic nervous system and its relationship to the rest of the body.

Science fair project that demonstrates that rotting food attracts insects that lay eggs on it.