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In this activity about combustion and energy, learners observe a burning candle in a sealed jar and the burning of white sugar. The first part of the activity (candle burning) should be conducted...

In this food science activity, learners explore digestion and proteins by observing the action of meat tenderizer on luncheon meat. This lesson guide includes background information about digestion...

In this activity, learners use edible models of the DNA molecule to transcribe an mRNA sequence, and then translate it into a protein. This activity requires learners to have already constructed...

In this food science activity, learners conduct an experiment that demonstrates the importance of light to plants. This 1-2 week activity allows learners to learn about the needs of plants and...

In this four-part activity, learners explore how the body works and the chemistry that happens inside living things. In the first activity about molecule receptors, learners use their sense of...

In this activity, learners create an electrical circuit and investigate how some dissolved substances conduct electricity. Use this activity to explain how the nervous system sends messages as...

Learners use a simple process to extract DNA from strawberries. After mashing a strawberry in a plastic bag, they add soap solution (to break open the cell and nuclear membranes), meat tenderizer ...

In this activity, learners investigate the process of osmosis by adding salt to a sealed bag of raw carrots and comparing it to a control. After about 15-30 minutes, the carrots with salt become...