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#### The Missing Link

PBSAdd to list DetailsIn this activity, learners collect, analyze, and interpret information about objects in order to classify them into a cladogram. Use this activity to talk about how scientists classify things.

#### Chances Are: OH NO! Look Out Below for a UFO

PBSAdd to list DetailsIn this math lesson, learners predict and simulate the likelihood of an event occurring. Using an inflatable globe of the earth, learners simulate where a UFO would impact with the surface of the...

#### Measurement: Bubble Mania

PBSAdd to list DetailsIn this math lesson, learners practice measurement skills as they examine a soap bubble print. Learners follow a recipe to make a soap bubble solution. They use the soapy solution to blow large...

#### Probability: Chances Are

PBSAdd to list DetailsIn this math lesson, learners identify the likelihood of an event by using a walk-on probability scale. Learners are encouraged to evaluate the chance of given events occurring and assigning the...

#### Number Sense and Computation: An Apple a Day

PBSAdd to list DetailsIn this math lesson, learners make estimates to analyze the number of apples per acre, and visualize the magnitude of one million. Using the thematic setting of Johnny Appleseed, learners practice...

#### Geometry and Spatial Relations: Sidewalk Capers

PBSAdd to list DetailsIn this math lesson, learners use a variety of manipulatives to explore spatial relationships of squares and their transformations. Learners create a square with 36 square tiles and determine that...

#### Chances Are: It's a Mystery to Me

PBSAdd to list DetailsIn this math lesson, learners extend their understanding of basic probability concepts as they learn to name all of the possible outcomes of an event as well as ways to express the likelihood of...

#### Geometry and Spatial Relations: Mirror, Mirror

PBSAdd to list DetailsIn this math lesson, learners use hinged mirrors to discover that regular polygons are composed of triangles tessellating around a center point. Learners then sketch these triangles on paper models...

#### Mix It Up

PBSAdd to list DetailsIn this math lesson, learners are introduced to proportional reasoning through modeling, sharing, and questioning techniques. After reading "Oliver's Fruit Salad," learners work...

#### Tree-mendous Plots

PBSAdd to list DetailsIn this math lesson, learners record and graph plant growth and interpret data. Learners plant seeds, and once the seeds sprout, record the change in height of the plants for several days. They...