DK Find Out! Whales, Dolphins, and Porpoises

Whales, dolphins, and porpoises are mammals that look like big fish.

OLogy: What's This? Frozen Tissue
OLogy (American Museum of Natural History)

What animal did scientists collect this tissue from? Take a guess!

Iluminations: Estimating Volume by Counting on Frank
Illuminations (National Council of Teachers of Mathematics)

In this lesson, students read the book Counting on Frank.