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This outdoor activity/field trip requires a place where minnows swim, such as a local pond or brook.

This design challenge is an open-ended exploration of linkages, a group of parts connected by hinges, and the types of motion they can create.

In this design challenge, learners use their creativity and imagination to design and test a wildlife crossing for their favorite animal.

In this environmental science lesson, learners will examine the dangers of mercury and how humans contribute to growing mercury emissions on Earth.

In this activity, learners explore dinosaur fossils and a dig site. Learners work in groups to analyze a dig site map and match bones to a skeletal drawing of Kelsey (a Triceratops).

In this arts and crafts activity about animals and animal characteristics, learners will design animal hats and role-play as animals.

In this activity (on pages 18-29) learners explore the impact of the March 24, 1989 oil spill in Alaska caused by the Exxon Valdez tanker.

In this activity, learners use their imaginations and experiment with different materials to create bug hats.

In this activity, learners perform an experiment that replicates the dilemma faced by birds in acquiring food from a confined area.

This resource contains ideas and brief instructions on how to build animals out of construction paper and other simple materials.

In this activity, learners explore dinosaur skeletons, anatomy, and locomotion. Learners compare and contrast dinosaur skeletons and drawings.

The goal of this activity is to design, build and test a house or toy for an animal.

In this fun activity about spiders, learners build and design a spider from cardstock, straw, string, and pipe cleaners.

In this math puzzle game, learners work together to use algebraic reasoning and fun clues for solving word puzzles.

This activity has three story puzzles learners can solve to learn about life in the Arctic.

This lesson plan revolves around studying the speciation of the Galápagos mockingbirds, which are on display at the California Academy of Sciences.

In this activity, learners build a figure that moves and "comes to life" when they pull its string.

Este Web site contiene links a 12 calendarios (12 meses). Cada mes contiene actividades sobre matemáticas.

In this activity, learners make homemade journals featuring seashell rubbings. First, learners transfer the texture of a seashell onto a piece of paper using a crayon.

In this design-based activity, learners explore environments, ecosystems, energy flow and organism interactions by creating a model biodome. Learners become engineers who create model ecosystems.