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| Visit our new page: OBBL math toys & games | ||||||||||||||||||||||||||||||||
| Flat blocks manipulation via computer. | ||||||||||||||||||||||||||||||||
| Mathematical toyboxes. | ||||||||||||||||||||||||||||||||
| Didactic tools around mathematics and physics. Made by architects. | ||||||||||||||||||||||||||||||||
| Software from the New Stone Age. | ||||||||||||||||||||||||||||||||
| Contains 9 interactive projects: | ||||||||||||||||||||||||||||||||
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nummòlt. From 7 years |
Integers are transformed into small blocks. That can be manipulated to solve elementary operations. This is the most powerful tool in that page. Is useful to teach about numbers, place value, and elementary operations. Specially: borrowing in subtraction, adding positive and negative numbers, multiplication by negative numbers.... |
 160Kb. Win16 Windows9X nummolt.zip |
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obbl. For everybody. (Elementary ) |
Construction toybox: Building blocks: Flat blocks. With gravitation. Beam blocks adhere among them. Thumbtacks are fixed blocks. | JavaScript Navigator / Explorer |
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obblog. From 15 years. |
Logic construction toybox. Logic blocks. To explain binary logic, and learn about truth tables. It allows to keep the work. Binary logic simulator . | JavaScript Navigator / Explorer | Help: Truth Tables Done in 2001 (Cellular automata.) | ||||||||||||||||||||||||||||
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obbliq. From 8 years. |
Area workshop. Container blocks. To explain area and division. It converts numbers in area units. To measure area, filling figures with our numerical liquid. Didactic tool, and also a toy. | Java - MS Explorer - Netscape Navigator - Firefox | Done in August 2001- Feb 2005 (Cellular automata.) Pre-release - 2. Help: Obbliq and division #1: #2: Obbliq and Piaget's volume conservation: | ||||||||||||||||||||||||||||
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MathCats Balance. All ages. |
Balance: To weigh a wide range of objects: from electrons to galaxies. Cats included. To play with division, fractions, multiplications, rational numbers, huge numbers and tiny numbers. | JavaScript Navigator / Explorer | Help: Balance Help Done in 2003. (Collaboration: Math Cats - Nummòlt ) | ||||||||||||||||||||||||||||
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cinemice Cinemice projector: V.01 |
Cinemice Projector: Format compatible with Cine Nic Projectors (Super Nic format). Toys and Cinema. Posted with permission. (Museu del Cinema de Girona). | JavaScript/Java Navigator / Explorer | Done 2004: Museu del Cinema: www.museudelcinema.org | ||||||||||||||||||||||||||||
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oldsoft. From 7 years. |
3 applets for windows. Understanding number sense. To explain fractions and integers: Enters.exe; Fraccio.exe; Racional.exe. | Windows 9X / Win 16 | Done in 1993 (Our oldest applets for windows: 2003: Our 10 birthday!) | ||||||||||||||||||||||||||||
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links. |
Nummòlt favorite links. Links collection, classified by theme: Related to Nummòlt, to Obblog to Obbl ...... and acknowledgements. | HTML / text | Started in 2000 | ||||||||||||||||||||||||||||
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arqlets. |
Architect's toolbox: Links: applets and architecture, architecture learning. Long term work. Unfinished. Suggests links please!. Make new resources please! | HTML / text | Started in 2001 | ||||||||||||||||||||||||||||
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biga... Professional use. (Provisional state) |
To calculate steel & R.C. beams. Our arqlets examples. | JavaScript Navigator / Explorer | Hosted at Netscape - Done 1999-2002 | ||||||||||||||||||||||||||||
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Act. 24-09-2007 © 1993 2007 Maurici Carbó Jordi Skein Cat © 2003 Boni Cordoba Matos |
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suggestions or comments |  |
Javascript - Dev Edge | Go to Math Cats Math Chat! | |||||||||||||||||||||||||||
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