Frog Math: Predict, Ponder, Play
Grades K–3
In an artful interweaving of mathematics and literature, this series of lively math activities jumps off from one of the well known “Frog and Toad” stories, “The Lost Button.” This story leads to free exploration of buttons, then sorting, classifying, designing and graphing of them. Students develop estimation skills by “guesstimation” and are introduced to probability and statistics in the Hop to the Pond Game.

Treasure Boxes
Grades K–3
A veritable treasure chest of activities which interweave mathematics and literature with cooperative learning and the spell-binding interest generated by collections of small everyday objects. Designed to build real-life, practical understandings of graphing, sorting and classification, this unit also stresses cooperation, sharing and an appreciation for the many ways we can recycle and reuse materials.

Group Solutions: Cooperative Logic Activities
Grades K–4
More than fifty cooperative activities designed for groups of four students are included in this kit. Each student receives a clue to a problem and the entire group is responsible for finding the solution which can ONLY be discovered by connecting the information from ALL the clues.

Group Solutions, Too! More Cooperative Logic Activities
Grades K–4
More cooperative logic activities which take advantage of the same format as the original Group Solutions, but the content explored is distinct and logical thinking skills are focused in new ways. The mathematical strands of discrete mathematics and geometry are emphasized while cooperative and other social skills are nurtured.

Build It! Festival
Grades K–6
This kit includes a wide assortment of classroom learning station activities that focus on mathematics, especially relating to construction, geometric challenges and spatial visualization. Many activities connect strongly to the real world and potential careers.

Math on the Menu
Grades 3–5
This unit provides strong mathematics learning experiences in a real-world context. The Rosada family owns a Mexican restaurant and asks your students for help as they plan the menu, determine different combinations of ingredients, analyze costs, set prices, expand into combination plates and figure out the best way to arrange tables and chairs in a new location.

In All Probability: Investigations in Probability and Statistics
Grades 3–6
Students investigate chance and probability with concrete materials, learn how to gather and analyze data, make predictions and draw conclusions. These activities provide a solid basis for the development of much-needed (and often neglected) real-life understandings and skills. Cooperation is stressed and students learn that mathematics is fun.

QUADICE
Grades 4–8
This original, challenging, and fun mathematics game encourages students to perform mental calculations, handle fractions with greater confidence and explore probability. The game format enables the practice in skills to take place within an exciting context.

Math Around the World
Grades 5–8
With a wide range of games and other challenges from many continents, this unit sets mathematics within a multi-cultural and international context. Geographical and other social studies connections abound. The fun and excitement of the eight games greatly facilitates learning, and complete presentation instructions help make the mathematical concepts more explicit and powerful for all students.

Hide a Butterfly
Grades PK–K
This kit introduces children to the basic concepts of protective coloration as they learn to identify parts of a flower, create a nature scene mural, learn about butterflies and talk about animals they may have seen in the wild.

Ant Homes Under the Ground
Grades PK–1
These delightful science and math integrated activities introduce young children to ant behavior using role-play, cooperative exercises and close observation of live ants. A large poster is assembled in stages to highlight ant tunnels, food, social structure and life cycle.

Eggs Eggs Everywhere
Grades PK–1
Investigate eggs in all their variety while developing key concepts in biology and the life sciences. Children learn about the many different kinds of eggs and the creatures that hatch from them. The book Chickens Aren’t the Only Ones sets the stage for children to use small plastic animals for sorting, classifying and graphing activities. They observe an assortment of real eggshells and compare size, shape and color. Students also explore the movement of plastic eggs to learn how eggs are shaped to favor survival.

Elephants and Their Young
Grades PK–1
With art, drama, and role-play, young children learn all about the African elephant’s unique body structure and fascinating social behaviors. Math and science concepts include measurement, weight, volume and comparisons of many kinds.

Penguins and Their Young
Grades PK–1
Children learn about the emperor penguin, its cold home of ice and water, its body structure, what it eats and how it cares for its young. Children experience a penguin’s icy home by playing with toy penguins in a tub of “icebergs” and water. Important math concepts and skills are introduced when children pretend to be hungry penguins and “catch” fish. Life science, mathematics and physical science are integrated with language activities throughout this unit.

Tree Homes
Grades PK–1
These activities encourage appreciation for trees and animals that live in tree homes, stimulating children’s interest in the natural world and the biological need for warmth and shelter. After becoming familiar with a living tree, the class role-plays dramas about a mother bear and her cubs, raccoons and a family of owls and their tree homes. Sorting, classifying and measurement are also emphasized.

Buzzing a Hive
Grades K–3
This kit explores the complex social behavior, communication and hive environment of the honeybee through activities that mix art, literature, role-play and drama.

Stories in Stone
Grades 4–8
This is an earth science unit that deepens understanding of the main processes that lead to the formation of igneous, sedimentary and metamorphic rocks. The kit contains rock and mineral sets which students use to distinguish between rocks and minerals, classify the samples and to attempt to classify “mystery rocks”. A crystallization experiment models processes in the formation of igneous rocks and unique clay modeling activities provide students with “hands-on” insight into the rock cycle and plate tectonics.

On Sandy Shores
Grades 2–4
This unit fosters respect for the environment and deepens students’ understanding of biological and ecological interactions that take place on a sandy beach. Students explore what they would find on a sandy shore, investigate sands from around the world, recreate a sandy shore ecosystem and discover the consequences of an oil spill.

Schoolyard Ecology
Grades 3–6
This unit uses your schoolyard to nurture curiosity about patterns and interactions in nature. Students learn biological sampling techniques and practice mapping skills. In addition to temporarily collecting samples in “shake boxes”, special investigations focus on ants and spiders. Students discover that a bush may be home to a “community” of interacting plants and animals.

Environmental Detectives
Grades 5–8
Students learn that fish and other wildlife near Synchrony City and its rural surroundings have been dying. By performing chemical and biological tests students figures out what is causing the problems. Factors considered include: chlorine pollution, acid rain, erosion and sediment pollution, predator-prey relationships, phosphate pollution/algal blooms and oil pollution. Students become aware of the interconnectedness of the natural world, the complexity of environmental problems and how major impacts can be triggered by one seemingly small change.

Mystery Festival: Mr. Bear Mystery
Grades 2–3
Students observe a make-believe crime scene as they try to solve the case of “Who Borrowed Mr. Bear?” The distinction between evidence and inference is emphasized as students conduct forensic lab tests at classroom learning stations, analyze the results and try to solve the mystery.

Crime Lab Chemistry
Grades 4–8
Challenged to determine which of several black pens was used to write a ransom note, students learn to use paper chromatography as they explore the concepts of solubility, pigments and separation of mixtures. Several mystery scenarios with intriguing characters are suggested.

Fingerprinting
Grades 4–8
Students explore the similarities and variations of fingerprints in these “fingers-on” activities. Using their own fingerprints, students devise their own classification categories and then apply their classification skills to solve a crime.

Mystery Festival: Felix Mystery
Grades 4–8
Students observe a make-believe crime scene as they try to solve “The Case of the Missing Millionaire.” They conduct forensic lab tests on the evidence at classroom learning stations, analyze the results and try to solve the mystery.

Sifting Through Science
Grades K–2
In this engaging physical science unit, students investigate properties of objects including materials that sink or float, magnetic and non-magnetic objects and separation of objects based on size. Then the students are challenged to separate a mixture using the knowledge, tools and techniques they have practiced in the previous activities.

Bubble Festival
Grades K–6
This kit involves students in 12 captivating, bubble-centric tabletop learning stations that encourage independent thinking and cooperative learning. It also provides classroom tips on logistics, ways to explore mathematical and scientific content, writing and literature extensions and tips for setting up an all school Bubble Festival.

Investigating Artifacts: Making Masks, Creating Myths, Exploring Middens
Grades K–6
Weaving together activities related to anthropology and archaeology and to diverse Native American and world cultures, students sort and classify natural objects, make their own masks and “dig” through a midden. They create their own stories to explain natural phenomena and learn how ancient peoples used myths/stories to explain and represent the natural world.

Involving Dissolving
Grades 1–3
Students learn about the concepts of dissolving, evaporation and crystallization. Using familiar substances, they create homemade gel-o, colorful disks and crystals that emerge on black paper to make a “starry night.” Students gain experience mixing and observing different solutions, benefiting from their very positive early experience with chemistry.

Liquid Explorations
Grades 1–3
Students explore the properties of liquids by playing a classification game, observing how food coloring moves through different liquids, then creating secret salad dressing recipes and an “Ocean in a Bottle”. This kit is a fun and fluid way to introduce younger students to the properties of matter and is an excellent physical science unit for primary grades.

Electric Circuits
Grades 3–6
This flexible unit opens with conductors, insulators and simple closed circuits. These early sessions can combine to serve as a basic electricity unit. In later, more-advanced sessions, students read circuit diagrams, build circuits and learn about series and parallel circuits.

Oobleck: What Do Scientists Do?
Grades 4–8
Students investigate and analyze the properties of a strange green substance, Oobleck, said to come from another planet. The class holds a scientific conference to critically discuss experimental findings. Students then apply the knowledge they’ve gained to design a spacecraft to land safely on an ocean of Oobleck.

Microscopic Explorations
Grades 4–8
This unit features ten learning stations at which the students investigate different types of magnifiers and then use hand lenses and microscopes to explore objects such as salts, fabrics, fingerprints, sands and “bugs” up close. You provide the microscopes.

Invisible Universe: The Electromagnetic Spectrum from Radio Waves to Gamma Rays
Grades 6–8
Students examine wave motion, then visit “invisible energy” stations, including infrared radio, ultraviolet and others. They learn that these have become powerful tools in astronomy. Students are introduced to Gamma Ray Bursts the most powerful explosions in the universe. Many color images are included in the “Tour of the Universe.”

More Than Magnifiers
Grades 6–8
In this ingenious unit, students use the same two lenses in different ways to create optical instruments, and in so doing find out how lenses are used in magnifiers, simple cameras, telescopes and slide projectors. They learn that lenses have certain measurable properties that can help determine which lenses are best suited for specific purposes.