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Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

Pumpkin carving party activities are great for a pre-Halloween party. Try pumpkin carving party activities, including jack-o'-lantern ideas and fall recipes.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

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

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

Prepare for some scary Halloween counting practice! This game encourages players to knock down cylinders and then add to determine their scores.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Easy and cool middle school science fair project on ripening process of fruits and measures you can take to prevent fruits from rotting and delay ripening.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

This project compares different liquids and the freezing, melting and boiling points of liquids.

Can cells be frozen? This science fair project provides information to answer this question.

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

This experiment will explore the best way to create a perfect soft-boiled egg.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

This footwear-focused activity introduces fractions as part of a set and it's the perfect way to generate excitement about fraction concepts.

Practice multiplication facts and geography at the same time in this fun third grade math card game.

This project examines the concentration of dissolved oxygen in water, with and without oil.

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

Celebrate the 100th day of school by making a unique work of art using 100 colorful pom poms in this fun kindergarten arts and crafts activity.

Okay, engaging in a graphing activity may sound ho-hum, but if you use fun data, it changes the picture entirely.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.