3

Zhen Learns About Inflation

3

Hank Learns About a Bank

3

All About History

2

Brushing Your Teeth

3

May Day

4

Great Wall of China, China

2

These Hands

4

Mount Rushmore

3

The Lymphatic System

2

Just a little kiss

4

Victoria Falls, Zimbabwe/Zambia

3

The Jeweled Frog and the Mighty Condor

2

Keeping Your Feet Clean

3

Engineer

1

Las Partes de mi cuerpo

2

Fall

3

Roald Amundsen

3

Confucius

3

Pilot

3

Coral Reefs of the World

3

Canyons of the World

4

Hoover Dam

3

Caves of the World

4

Montane Forest

3

Constellations

4

Patsy and Paul at Machu Picchu in Peru

3

The Circulatory System

3

Max & Roxy

3

Pablo Picasso

4

After the American Civil War