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- Grade Range
- 4th - 6th
- Rating

Students investigate mathematical patterns using the Moebius Strip. The Moebius Strip is an interesting topological figure. The investigation also provides a good exercise in having students derive a generalization from their empirical observations. Full Review »
- Grade Range
- 6th - 12th
- Rating

Students design their own time capsule containers that represent their visions of the 20th century and of the future millennium. Full Review »
- Grade Range
- 4th - 6th
- Rating

Students learn different shapes by using cut out shapes and watching a video. Full Review »
- Grade Range
- 9th - 12th
- Rating

Students study the basic processes by which cells divide and transfer their genetic information. They recognize and distinguish possible inherited traits and through the discovery method of the facts and principles of inheritance. Full Review »
- Grade Range
- 6th - 8th
- Rating

Students use wire to make knots and submerse them in pans of detergent to observe how the soap film clings to the wire. They discover this film is called the Seifert Surface. After drawing pictures of the surface, they discuss what happens when other knots are dipped in the solution. Full Review »
- Grade Range
- 9th - 12th
- Rating

Students comprehend the effects of topology, land usage, and global environment on ground water quality. They are assigned to test a water sample from local stock ponds, dams, dugouts, creeks and lakes. Students test the water for: nitrate leve, phosphate leve, oxygen level, turbidity and pH. Full Review »
- Grade Range
- 7th
- Rating

Students describe the major features of maps and compasses. They read a topographical map. They take a bearing using a compass. They practice using scales on a map. Full Review »
- Grade Range
- 9th - 12th
- Rating

Students are introduced to polyhedrons through using straw models to explore geometric solids and constructing Christmas tree ornaments using Epsom salt crystals. Students will view interactive videos and investigate and retrieve information on polyhedras on the Internet. Full Review »
- Grade Range
- 6th - 8th
- Rating

Students recognize the use of experimental and theoretical probability. They use area models as a way of comprehending the probability. Pupils talk about the differences between experimental and theoretical probability. Students use mathematical reasoning to find the theoretical probability of some events. Full Review »
- Grade Range
- 5th - 7th
- Rating

Students define and practice using vocabulary associated with watersheds. In groups, they create a landscape with an uneven surface. They make predictions about where they believe the water might go and where waterways would form. They also use kool-aid to show how pollution gets into the water. Full Review »

