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In this activity, learners use detergent solution to compare two solutions containing vinegar and cream of tartar.

In this activity about combustion and energy, learners observe a burning candle in a sealed jar and the burning of white sugar.

This is a fun activity about the power of the Sun and the importance of using sunscreen to protect your sensitive skin from its rays.

In this activity, learners test the pH of safe liquids available at home by creating a pH indicator from mashed blueberries.

In this design challenge activity, learners build a shock-absorbing system that will protect two “astronauts” when they land.

Learners make their own acid-base indicator from red cabbage. They use this indicator to test substances around the house.

In this activity, learners review the history of gumball machines and explore potential and kinetic energy, while working in teams to build a gumball slide.

In this activity, learners explore a bucket of sand and beach objects.

In this activity, learners are challenged to design and build the tools they need to survive being shipwrecked on a deserted island.

In this outdoor activity and game, learners explore how animals adapt for survival through coloration, markings and camouflage.

In this activity, learners mix milk, vinegar, baking soda, and water to create sticky glue. Use this activity to explain how engineers develop and evaluate new materials and products.

In this activity, learners use chocolate to explore how the Sun transfers heat to the Earth through radiation.

Learners observe and conduct experiments demonstrating the different properties of hot and cold materials.

In this fun hands-on activity, learners whip up a batch of cyber-dough (play dough) using math for measurements.

In this activity, learners explore what happens when polarized white light passes through a sugar solution.

In this activity, learners build models of atoms and molecules, then consider their role in different phases of matter, density, and mixtures and solutions.

This activity uses Jell-O(R) to introduce learners to microfluidics, the flow of fluids through microscopic channels.

In this activity, learners explore how packaging engineers develop customized shipping and packaging containers to meet the needs of many different industries.

In this activity related to the human circulatory system (on page 10 of the PDF), learners observe the dispersion of a drop of food coloring in water, draw conclusions about the movement of dissolved

Learners investigate how temperature affects the rate of chemical reactions by observing how steel wool reacts with various types of Kool-Aid solutions at different temperatures.