GEORGE F. CRAM CO. INC Political Maps, North America CRM79306502

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The Potato Clock is designed to demonstrate the principle of an electrochemical cell. The LED clock runs on 2 potatoes, ...

This all-inclusive calendar kit helps teachers and students track the school year, special days and the weather. * 23_ x ...

With roads, buildings, traffic signals, a lake, and much more, Places To Gor can drive a child's imagination for miles ...

Race to spell a word before time runs out. Spell words in English or Spanish and score points for the ...

Use this decorative artwork to dress up classroom walls and doors, label bins and desks, or accent bulletin boards ...

Perfect for 20-25 students. Set contains 600 units, 200 rods, 20 flats, three cubes, 96-page Base Ten Activity Blocks Book, ...