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#### Up, Up, and Away

PBSAdd to list DetailsIn this math lesson, learners explore the real world meaning of slope. Learners conduct a balloon experiment in which they measure the circumference and flight time of deflating balloons. Then,...

#### Linear Functions: Mystery Liquids

PBSAdd to list DetailsIn this math lesson, learners analyze the density of liquids in order to explore linear functions. Learners gather mass and volume data for two mystery liquids, oil and water, and then use the data...

#### Quadratic Functions: Toothpicks and Transformations

PBSAdd to list DetailsIn this math lesson, learners explore transformations and quadratic functions through toothpick patterns. Learners examine the mathematical pattern that emerges as they build a geometric design...

#### Algebra: Aw Chute!

PBSAdd to list DetailsIn this math lesson, learners determine and compare the rate of descent of various learner-constructed parachutes. Learners construct parachutes that will have maximum hang times. Learners then...

#### Transit Tracks

NASAAdd to list DetailsIn this space science activity, learners explore transits and the conditions when a transit may be seen. Learners use models to investigate how a planet's size and distance from its star...

#### Computation and Estimation: Alphabits

PBSAdd to list DetailsIn this math lesson, learners apply the concepts of ratios and percentages to the distribution of letters contained in a box of Alphabits® cereal. Each learner is given a sample of cereal from the...

#### Can Energy be Created or Destroyed?

Colorado State UniversityAdd to list DetailsIn this activity, learners explore conservation of energy by experimenting with a solar cell light device. Learners will set the solar cell in the sun for varying times to charge the battery and...

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

PBSAdd to list DetailsIn this math lesson (on Page 13), 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...

#### Pea Brain!: Explorations in Estimation

University of KansasAdd to list DetailsIn this activity, learners use two different techniques to estimate how many little things fit into one bigger thing. Learners estimate the number of peas that will fit into something the size of a...

#### Evolution in Plane Sight

The ExploratoriumAdd to list DetailsIn this activity, learners model directed evolution by making paper fly. Learners construct and fly paper airplanes. During the first round, they calculate the average distance the planes fly and...