1) GEOMETRICAL SHAPE…….Using cardboard.

2) GENERATION OF DIGITAL DIGITS…….Using LED’S and switches.

3) DIGIT DISPLAYER……Teaching Aid that count 1 to 99 counting’s.

4) MATHS FUN…….A junior puzzle.

5) MATHS FUN…….A senior puzzle.

6) MEASUREMENT OF 180 DEGREE…..Using D.

7) THEODOLITE…….A device to measure the height.

8) DAY/DATE COMPUTER….We can find the day of any date of any month of any year from 1900-2011 with the help of this circuit.

9) NUMBER FINDING GAME…..Gives your imiginatory number up to 99 on display screen (Mind Reader).

10) ABACUS…..An old age method for calculation.

11) QUIZ GAME…….Light means right.

12) PYRAMID PUZZLES….A two piece puzzle really mind blowing.

13) PHYTHAGORAS THEOREM…….To proves this with cardboard pieces.