Omnivores
Bodies of Water
Weather
Flowers
Atmosphere
100

This farmyard bird, a Thanksgiving favorite, eats seeds, insects, berries, and even small reptiles.

What is a turkey?

100

This calm, sheltered body of water is partly enclosed by land, often used as a harbor for boats.

What is a bay?

100

This type of precipitation falls as frozen crystals and often covers the ground in winter.

What is snow?

100

This popular red flower is often given on Valentine’s Day and has thorny stems.

What is a rose?

100

This gas makes up about 78% of Earth’s atmosphere.

What is nitrogen?

200

This small rodent with chubby cheeks munches on nuts, seeds, fruits, insects, and sometimes tiny birds.

What is a squirrel?

200

A flowing body of water that moves downhill toward larger bodies of water like seas or oceans.

What is a river?

200

This rotating column of air forms over water and becomes a waterspout when visible.

What is a tornado?

200

Known for turning toward the sun, this tall yellow flower produces seeds that people love to snack on.

What is a sunflower?

200

This protective atmospheric layer absorbs most of the Sun’s harmful ultraviolet radiation.

What is the ozone layer?

300

This masked backyard visitor will raid your trash, eat fruits, veggies, insects, and even steal your leftover pumpkin pie.

What is a raccoon?

300

This long, narrow body of water between two pieces of land connects two larger bodies of water and is famous in Panama.

What is a strait?

300

A giant puffy white cloud that usually means fair weather unless it grows into a storm cloud.

What is a cumulus cloud?

300

This fragrant spring flower grows from a bulb and comes in many colors, especially in the Netherlands.

What is a tulip?

300

This thin layer closest to Earth’s surface is where weather happens.

What is the troposphere?

400

This highly intelligent forest omnivore uses tools, eats fruits, leaves, insects, and occasionally small mammals and shares about 98% of its DNA with humans.

What is a chimpanzee?

400

This body of water is where a river meets the ocean, creating a mix of saltwater and freshwater.

What is an estuary?

400

This tool measures atmospheric pressure and helps predict storms or clear skies.

What is a barometer?

400

This tropical flower, known for its large petals and vibrant colors, is the state flower of Hawaii.

What is a hibiscus?

400

This effect occurs when heat is trapped by gases like carbon dioxide, keeping Earth warm.

What is the greenhouse effect?

500

This adaptable canine species thrives in deserts, forests, and even cities, eating everything from rodents and fruit to human leftovers — earning it the nickname “the song dog.”

What is a coyote?

500

This partially enclosed body of water is larger than a bay but smaller than an ocean.

What is a sea

500

This phenomenon occurs when warm air gets trapped near the ground by a layer of cooler air above it, causing smog to linger.

What is a temperature inversion?

500

This delicate white flower is often used in wedding bouquets and is sometimes called “baby’s breath.”

What is gypsophila?

500

This boundary at about 100 km (62 miles) above Earth marks the beginning of space.

What is the Kármán line?