Insect Reproduction & Development

At the most basic level, the life cycle of an insect is comprised of the egg, juvenile (typically called larva or nymph, we will use the term larva throughout this module) and adult stages. Some insect types include another stage that will be discussed below. The eggs are typically laid externally (like chickens!) and are […]

Snowflake Shapes

As you learned in the Snowflake Primer, the shape (morphology) of snowflakes is dependent on climatic conditions. This snow morphology diagram illustrates how temperature and humidity (or supersaturation) affect the shapes of snow crystals. You can engage your students in predicting the shape of snowflakes by collecting data on temperature and humidity whenever it snows, […]

What is an Insect?

Insects are the most diverse group of animals on our planet. Several hundred thousand types of insects have been described—more than 3 times as the rest of the animals combined! They live in almost all areas including terrestrial (on land and in the air, including in the soil, on treetops, in caves, and just about […]