Idea Sheets are hands-on experience guides linked to core curriculum topics.

Every Idea Sheet is cross-referenced to one or more of the curriculum subjects listed in the Content Standards. Use this Idea Sheets Search Tool to rapidly pinpoint activities that are perfectly suited to the grade level, subject area, and content standard you want to cover.

Idea Sheets are based on readily-available, low-cost materials such as cardboard tubes, bottle caps, old CD's, etc.

You can also Search Idea Sheets by Standards or Keywords.
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Down on the Farm

Primary learners can sort animals into 2 categories in this activity: those found on a farm (domesticated) and those not found on a farm (wild).
Subjects: Life Science

Drop and Vial Lenses

Use drops and vials of water to create convex and concave surfaces. Make light rays move closer together (converge) or move apart (diverge).
Subjects: Physical Science, Life Science

Drop in a Little Bucket

Could you hear a piece of paper if it was dropped into a cup? How small would the paper need to be for you to not hear it anymore? This quick and simple activity produces some amazing results!
Subjects: Physical Science, Life Science

Drops on a Penny

How many drops of water can you put on a penny before the water flows off? Make and test predictions to study the surprisingly strong surface tension of water.
Subjects: Physical Science

E Pluribus Unum

Students will quickly learn Roman numerals and modern equivalents by playing this fast-paced dice game.
Subjects: Math

Earphone in a Lid  

Create a working earphone by combining cup lids, a magnet, and a coil of magnet wire. The activity can be done as a step-by-step assembly or as a design exploration. Attach to a sound source and hear music from a couple of cup lids!
Subjects: Physical Science

Easy Piecy Decimals

Picking a card, rolling a die, and tossing a coin are part of this fun activity for students to practice simple math operations, rounding, and estimating with decimals.
Subjects: Math

Egg Drop

Students build a "vehicle" designed to prevent a dropped egg from breaking. In the process, they discover that combining simple materials with a little creative thinking and teamwork will reveal many ways to solve this intriguing challenge!
Subjects: Physical Science

Eight Cube Picture Puzzle

This puzzle helps students learn visualization, geometry, problem solving and spatial thinking skills as they try to puzzle out the cubic patterns.
Subjects: Physical Science, Math

Electrifying

An electrophorus is simply a metal surface with an insulating handle. The metal can be charged positively (+) or negatively (-) repeatedly through charging by induction!
Subjects: Physical Science