Bees begin their life cycle as eggs in honeycomb cells. Every day, a queen bee can lay as many as 2,000 eggs. Young readers will study a bee’s growth from egg to grub to pupa to adult. More →
Grades 2 - 5
A female butterfly lays eggs on a leaf to begin the butterfly life cycle. The eggs hatch into caterpillars, and caterpillars form chrysalises to change into butterflies. Students will follow… More →
Saint Bernards make good search and rescue dogs because of their strong sense of smell. They are famous for saving people trapped in Europe’s snowy Alps. Eager students will learn the history More →
Adult salmon spawn at the end of their life cycle. They fight strong currents while swimming upriver to the place where they hatched. Young readers will follow a salmon from egg to adult. More →
Penguins must complete their life cycle in very cold temperatures. To protect their eggs from the cold, penguins use brood patches. Students will watch a penguin chick hatch from an egg and… More →
Male sea horses have a unique role in the sea horse life cycle. They carry the eggs and give birth to as many as 200 babies at one time. Young children can track a sea horse’s life cycle from More →
Ladybugs spend part of their life cycle as larva. Every day a ladybug larva eats about 30 tiny green insects called aphids. Young children will watch a ladybug go from egg to adult. More →
Constantly growing, rattlesnakes are often shedding their skin and gaining new rattles on their tail. Discover what these noisy creatures look like, the places they dwell, and how they strike More →
Dogs begin their life cycle as puppies in a litter. A newborn puppy sleeps for 20 hours a day as it grows! Children will watch a puppy move from a large litter to a loving home as it grows up. More →
The life cycle of a frog takes place in water and on land. It begins in spring with a male frog croaking a song to attract a female. Young readers will read about and watch an egg develop… More →