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Jugando a este juego de estrategia, los chicos desarrollan su entendimiento de área y perímetro. En su turno, cada jugador hace una línea entre dos punto contiguos en la cuadrícula.

free Ages 8 - 14 10 to 30 minutes
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In this activity, learners discover how landfills affect the natural environment.

free Ages 8 - 18 1 to 4 weeks
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Learners explore the endless possibilities of cardboard engineering in this open-ended STEAM activity. Practice being creative by building structures with no glue, only cardboard and scissors.

free Ages 4 - adult 10 to 30 minutes
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In this online activity, learners crack the special code imprinted on envelopes to help the U.S. Postal Service deliver the mail.

free Ages 8 - 14 5 to 10 minutes
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In this activity, learners conduct a simple experiment to see how electrically charged things like plastic attract electrically neutral things like water.

free Ages 8 - 18 5 to 10 minutes
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In this design challenge activity, learners explore the concept of biomimicry by using a natural organism's special features to design a new human object.

free Ages 8 - adult 10 to 30 minutes
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In this activity, learners work in partners to create and exchange messages written in Braille. Learners use a Braille key and thumbtacks to write their messages in Braille.

free Ages 8 - 14 10 to 30 minutes
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In this optics activity, learners use glass and water to demonstrate total internal reflection (TIR).

free Ages 8 - 14 Under 5 minutes
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In this activity, learners will explore engineering concepts to construct a blanket fort using materials sourced from home.

free Ages 4 - adult 10 to 30 minutes
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This activity offers learners and their families several ways to raise their awareness together about home water.

free Ages 4 - adult 1 to 7 days
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In this activity, learners use found natural materials to create a water haven for bees and other insects.

free Ages 4 - adult 10 to 30 minutes
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In this activity (on page 2 of the PDF under GPS: Biodiversity Activity), learners will pair up and take a notebook outdoors to a selected location to observe and record a list of living things that t

free Ages 8 - 14 1 to 2 hours
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This PDF contains 12 calendars (12 months). Each month contains activities about math. Things to do on familiar holidays (like July 4), less common holidays (like Backward Day), and any day.

free Ages 4 - 14 45 to 60 minutes
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This strategy game has simple rules but can be a challenge. Players start with an empty hexagonal grid. On each turn, a player initials one empty hexagon on the grid.

free Ages 8 - 14 10 to 30 minutes
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In this outdoor activity, learners play a game of Tag to discover how neurons attach themselves to each other to form a chain.

free Ages 8 - 18 10 to 30 minutes
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In this activity, learners will use simple materials to explore centripetal force and variables by swinging a cup of water without having the water spill out.

free Ages 6 - adult 10 to 30 minutes
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In this online Flash game, learners test their engineering know-how, moving a collection of mechanical parts onto a board to make complete a system of parts that will move a ball from start to finish.

free Ages 6 - 14 5 to 10 minutes
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In this activity, learners map their world by drawing a plan of their bedroom.

free Ages 8 - 14 30 to 45 minutes
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Combine math and exercise with this activity. Learners count how many times in a row they can skip rope or throw and catch a ball.

free Ages 4 - 14 10 to 30 minutes
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Jugando a este juego, los chicos desarrollan habilidades en área, perímetro, múltiples, y factores. Tomen turnos para hacer rectángulos con 12 cuadrados en la cuadrícula.

free Ages 4 - 14 10 to 30 minutes