In this field trip, children will practice identifying what is big, medium, and small. In addition, kids will become familiar with other measurement terms such as longer, shorter, taller, bigger, and smaller.
Size and Measurement
Asian elephant, Black and rufous elephant shrew
Lessons and Activities
Check back soon for fun and easy activities for kids, families, and teachers!
Letter to Families
Print or send this letter home with your students to help them share what they learned during the "Big, Small, Let's Measure Them All" virtual field trip and how families can continue the learning at home!
Explore More Programs
What Makes a Habitat a Home? ›
From deserts to rainforests, what makes a habitat a suitable animal home? What Makes a Habitat a Home explores habitats around the world and some of the animals that live in these habitats.
K-5
Supports NGSS K-LS1-1, K-ESS2-2, K-ESS3-1, 3-LS4-3
habitat, animals, survival, four basic needs, adaptations
cause and effect, systems and functions
Free
Community Helpers ›
In this field trip, kids will learn about community helpers, who they are, and how they help take care of a community.
Community
Beaver, Naked mole-rat, Western lowland gorilla, Meerkat
Caring About Conservation ›
What is conservation? Why is it important? Caring About Conservation explores the meaning of "conservation," some of the animals Smithsonian scientists are trying to save, and what we can all do to protect wildlife.
K-5
Supports NGSS K-LS1-1, K-ESS2-2, K-ESS3-1, K-ESS3-3, K-2-ETS1-1, K-2-ETS1-2, 2-LS4-1, 3-LS2-1, 3-LS4-3, 3-LS4-4, 3-5-ETS1-2
Conservation, sustainability, animals, wildlife, science
Cause and effect, systems and system models, structure and function, and stability and change
Free
Valen-TINY Mammals ›
What makes an animal a mammal? Valen-TINY mammals gives students an up-close look at mammal traits from some cute and tiny zoo animals.
K-5
Supports NGSS K-LS1-1, 1-LS1-2, 1-LS3-1, 3-LS1-1, 3-LS3-1, 3-LS4-3, 4-LS1-1, 5-PS3-1, 5-PS3-1
Mammals, animal groups, adaptations
Patterns, cause and effect, energy and matter
Free
Music and Sound All Around ›
In this field trip, children will learn about the importance of music and sound for both people and animals. What sounds do animals make and why? What objects can make sounds, and how can you play them to create music?
Music and Sound
Siamang, Kunekune pig, Gorilla
Explore the Rainforest ›
Fly, leap and swim along on an adventure through the Amazon Rainforest to explore the sights and sounds of plants and animals living in this unique ecosystem.
K-5
Supports NGSS K-LS1-1, K-ESS2-2, K-ESS3-1, K-ESS3-3, 2-LS2-2, 2-LS4-1, 3-LS1-1, 3-LS2-1, 3-LS4-3, 3-LS4-4, 4-LS1-1, 5-LS2-1
Amazon, rainforest, biodiversity, rainforest layers, animals
Patterns, cause and effect, scale proportion and quantity, and systems and system models
Free
Saving Endangered Species ›
What does it mean when an animal is endangered and what can we do to help? Meet one of the National Zoo’s most endangered species and learn how staff care for these special animals.
K-5
Supports NGSS K-LS1-1, K-ESS3-1, 1-LS1-2, 2-LS4-1, 3-LS3-1, 3-LS3-2, 3-LS4-3, 5-ESS3-1
endangered species, conservation
Free
Discovering Amphibians ›
Join us as we celebrate Amphibian Week. Learn about amphibians, get an up-close look of some of them and chat with an amphibian expert.
K-5
Supports NGSS K-LS1-1, K-ESS2-2, K-ESS3-1, 1-LS1-2, 2-LS4-1, 3-LS3-1, 3-LS3-2, 3-LS4-3, 4-LS1-1
amphibians, adaptations, habitats, life cycles
Free
Happy Birthday! ›
Join us as we celebrate Head Start's birthday and America's 250th birthday!
Birthday
Bald eagle, California sea lion, Eastern screech owl