3rd - 6th Grade Engineering and Science Inquiry Activities : Page 19

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

This experiment tests which gender is better at catching how a magician performs his tricks.

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

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

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.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

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

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

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

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This science fair project examines how seeds hitchhike on animals and clothing.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Learn whether writing things down really makes things easier to remember.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!