4th - 7th Grade Science Resources : Page 34

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

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

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

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.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

This project investigates the affect of storage temperature on microwave popcorn.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

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?