K20 Learn
Filling Our Land with Landfills: Solid Waste Disposal
Though it comprises only 5 percent of the world's population, the US generates 40 percent of the world's waste. Scholars learn about landfills, their safety, and other solid waste methods. They use experiments and research to learn more....
University of Minnesota
Chemotaxis Using C. elegans
Have you ever wondered what roundworms are like? Or what they don't like? Explore the sensory preferences of C. elegans through this controlled chemotaxis experiment. Biology class members brainstorm what substances might attract—or...
Core Knowledge Foundation
Ecology Tell It Again!™ Read-Aloud Anthology
A read-aloud anthology provides informational texts about ecology to boost reading comprehension. Third-graders listen and discuss readings where they answer questions and focus on vocabulary. Pupils complete extension activities,...
Core Knowledge Foundation
Astronomy—Our Solar System and Beyond Tell It Again!™ Read-Aloud Anthology
A read-aloud anthology explores our solar system and beyond. Informational texts about astronomy invite pupils to discuss readings. Extension activities examine vocabulary, sayings, and phrases. Scholars work through the writing process...
Core Knowledge Foundation
Light and Sound Tell It Again!™ Read-Aloud Anthology
Light and sound are the running themes of a read-aloud anthology. Over three weeks, third graders listen to discuss readings in preparation for completing extension activities. Pupils work through the writing process to compose an...
Core Knowledge Foundation
The Human Body—Systems and Senses Tell It Again!™ Read-Aloud Anthology
Nine lessons over three weeks explore the human body through read-alouds. Third graders listen to and discuss a reading followed by extension activities, including word work and comprehension practice. Learners draft a narrative essay.
Core Knowledge Foundation
Classification of Animals Tell It Again!™ Read-Aloud Anthology
Animal classification is the theme of a three-week read-aloud anthology. Scholars listen to and discuss a reading and complete extension activities throughout nine lessons. Writing opportunities delve deep into the process of writing an...
Core Knowledge Foundation
Third Grade Skills Unit 11: Introduction to Ecology
The concluding skills unit offers learning opportunities and reviews in preparation for assessments. Scholars participate in lessons that examine spelling patterns, prefixes, suffixes, pronouns, and adjectives, draft a letter, and listen...
Core Knowledge Foundation
Third Grade Skills Unit 7: What’s in Our Universe?
Over four weeks, third graders participate in lessons that boost spelling, grammar, reading, and writing skills. Scholars explore spelling patterns, suffixes, singular and plural possessive nouns, quotations, and conjunctions....
Core Knowledge Foundation
Third Grade Skills Unit 5: Adventures in Light and Sound
Light and sound are the themes of a unit focused on third-grade skills. Scholars practice spelling patterns, grammar—adverbs, adjectives, synonyms, writing sentences with conjunctions, and listening and responding to read-aloud. Over...
Core Knowledge Foundation
Third Grade Skills Unit 3: How Does Your Body Work?
A skills unit combines ELA and science with lessons that explore the human body. Lessons begin with a reading, go into skills practice, and offer take-home materials. Skills practice includes listening to and discussing a read-aloud,...
Core Knowledge Foundation
Third Grade Skills Unit 2: Rattenborough’s Guide to Animals
An animal-themed unit focuses on third-grade skills. Scholars practice spelling patterns, prefixes, suffixes, and grammar concepts—nouns, verbs, adjectives, subjects, predicates, and sentences. Assessments gauge proficiency.
Core Knowledge Foundation
The Human Body—Building Blocks and Nutrition Tell It Again!™ Read-Aloud Anthology
A read-aloud anthology explores the human body. Over three weeks, second graders listen to and discuss texts related to the cells, tissue, organs, digestive system, excretory system, nutrients, and a balanced diet. Learners practice word...
Core Knowledge Foundation
Insects Tell It Again!™ Read-Aloud Anthology
A read-aloud anthology explores the world of bees, wasps, beetles, termites, ants, fireflies, and more. Scholars listen to stories and discuss topics and practice word work. Extension opportunities keep the learning going in and out of...
Core Knowledge Foundation
Cycles in Nature Tell It Again!™ Read-Aloud Anthology
A read-aloud anthology offers stories all about nature's life cycles. Over three weeks, second graders listen to and discuss tales about the cycles of daytime, nighttime, seasons, plants, trees, frogs, butterflies, and water. Following...
University of Minnesota
Ethics of Dissection
There's an elephant in your classroom. That's right — a big, awkward elephant named Dissection. Sure, you'd like to talk about him ... but how? Whether you're a seasoned teacher or fresh out of student teaching, the topic of dissection...
University of Minnesota
Memory Items
Ready to have an "unforgettable" time in science class? Try a fun and insightful activity, suitable for a wide age group of learners. Explore how human memory works when pupils try to remember objects they've seen before comparing the...
Core Knowledge Foundation
Animals and Habitats Tell It Again!™ Read-Aloud Anthology
A read-aloud anthology explores various habitats and the animals that inhabit them, from the Artic to the desert, the forest, and bodies of water. First graders listen to and discuss texts and complete word work. Each lesson offers...
Core Knowledge Foundation
The History of the Earth Tell It Again!™ Read-Aloud Anthology
A read-aloud anthology focuses on Earth's history. Over three weeks, young scholars listen to and discuss stories about the layers of the Earth, minerals, fossils, different kinds of rocks, and dinosaurs. After the lesson's text, each...
Core Knowledge Foundation
Astronomy Tell It Again!™ Read-Aloud Anthologys
A read-aloud anthology focuses on astronomy. Each week for three weeks, first graders are introduced to and listen to a text, answer comprehension questions, then complete extensions that include a learning activity and skills practice....
Core Knowledge Foundation
The Human Body Tell It Again!™ Read-Aloud Anthology
A read-aloud anthology showcases various stories about the human body. Scholars participate in lessons that introduce a reading, listen to and discuss the reading, then complete in-class and at-home practice.
K20 LEARN
A Trait Accompli: An Introduction to Mendelian Genetics
Young scientists learn the laws of genetics through data collection and research. They use discussions and online resources to develop an understanding of the related vocabulary.
Beyond Benign
Stoichiometry Challenge
Have you been searching for environmentally friendly chemistry experiments to use in your high school laboratory? This stoichiometry experiment replaces a conventional aluminum to alum lab by using sodium carbonate and calcium chloride...
Beyond Benign
Synthesis and Analysis of Biodiesel
Fossil fuels are non-renewable resources and have become crucial to the livelihood of countless individuals. Young chemists investigate an alternative method of generating energy by performing a series of activities that lead to the...