Academic journal article Science Scope

Try This Tops Idea!

Academic journal article Science Scope

Try This Tops Idea!

Article excerpt

sneaky algebra

... adapted by TOPS Learning Systems from our GET A CRIP WORKSTATION #73

1. Solve those puzzles by experimenting with lentils: Fill a container fair and full ant) start pouring! Pour carefully to get accurate results.

2. Write your solutions as English sentences For example:

A plus B holds more than C. Or write as algebra. Sec how easy: A + B > C

Think of ">" as a hungry alligator chasing the bigger lunch.

[c] 2008 by TOPS Learning Systems. Photocopies permitted if this notice appears. All rights reserved.

OBJECTIVE

To compare volumes. To express conclusions in terms of algebraic relationships.

MATERIALS/PREPARATION

* Copy the activity for students or lab teams. Or set up a workstation in a corner for individual use.

* Recycle small (2V2OZ), medium (4oz) and large (6 oz) Getter brand baby food jars, marketed as 1st, 2nd and 3rd Foods. Boldly label these A, B, and C from small to large. Apply and cover labels with clear pack?aging tape. (Freely substitute pill vials, bottles, tins, or other containers with similar size relationships.)

* Set up a "job box' or tub with about 2 inches of lentils in the bottom. Ideally it should have a seamless bottom and the capacity of a small washbasin, perhaps 2 square feet and 4 inches high to accommodate en? …

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