Operation step 1: demonstration of several sticks: operation step: 1 Invite children to work and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Use three fingers to move several sticks from short to long to the work carpet (the teacher can invite children to participate in the handling and give tips after the demonstration). 4. Take out the first one, count it by hand and say, "1, this is. Take out the second root, count it by hand, say "1, 2, this is 2", and carry out the three-stage teaching method. 5. Count to "10" in turn. 6. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want to, we'll put it back in its original place for demonstration. 2. Operating steps: 1, invite children to do it and explain the name of the teaching aid. 2. Lead children to get teaching AIDS from the teaching aid position. 3. Carry a few sticks and digital cards to the work carpet from short to long in a three-finger way. 4. First, arrange the digital cards horizontally from 1 to 10 on the work carpet. 5. Take out the first one and use your hands. Take out the second one, count it by hand, say "1, 2, this is 2", then take out the symbol of 2 and combine it with several sticks. Teachers can invite children to participate after the demonstration. ) 6. Combine the sequence count and symbols into "10". 7. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want it, we'll put it back. 2. Operation steps of sandpaper digital board: 1. Invite children to work and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Take the sandpaper digital board box to the table. 4. Take out the sandpaper digital board with 1, align it with the meter extension, and read "1". Write "1" three times with two fingers (the teacher can invite children to participate after the demonstration) 5. Take out the sandpaper digital board of 2, aim at the meter extension, pronounce "2", and write "2" three times with two fingers. After the completion of the three-stage teaching method, 6. Use the above method to complete the writing of "3-9" in turn. 7. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want it, we'll put it back. 3. Operation steps of headstock: 1. Invite children to work and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Move the headstock to the work blanket. 4. Show the children the hand index and conduct a three-stage teaching method. 5. Pointing to the number "1", take a spindle and say "65438". Finger the number "2", take two spindles and say "1, 2" and put them in the corresponding boxes (the teacher can invite children to participate after the demonstration) 6. Use the above method to complete the spindle work of "3-9" 7. The headstock is empty. Ask the child, "Where else is it empty? "The child points out the position of" 0 "and the teacher introduces" 0 ". 8. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want it, we'll put it back. 4. Operation steps of numbers and chips: 1. Invite children to work and explain the name of the teaching aid. 2. Lead children to get teaching AIDS from the teaching aid position. 3. Take the number and chips to the work carpet. 4. Put the digital card on the carpet of 1 to 10, and carry out the three-stage teaching method. 5. Take out the "1" chip, the "2" chip, the "3" chip and the "3" chip of the digital finger card "65438+". 6. Complete the 4 4- 10 with the above method 7. Finally, check whether the numbers and chips are aligned. If you don't want it, we'll put it back. 5. Operation steps of colored beading: demonstrate 1: 1, invite children to do it and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Bring colored beads to the work carpet. 4. Take out the quantity of "1", count "1", take out the quantity of "2", count "2" and then carry out the three-stage teaching method. 5. Complete the main points of 3- 10 by the above method (the teacher can invite children to participate after the demonstration). 6. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want it, we'll put it back. Demonstration 2: 1. Invite children to work and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Bring colored beads and small digital cards to the work carpet. 4. Show the small digital cards from 1 to 10 on the work carpet. The teacher took out a digital card. The child takes out the corresponding numbers. 6. Finally, check whether the number and the colored beads match. 7. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want it, we'll put it back. 6. Introduction of Golden Beads-Decimal operation steps: 1, invite children to work and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Bring the golden ball to the work carpet. 4. The teacher demonstrates the work. " This is a bead, we call it 1 ","This is a string of 10. We call it 10 ","This is a hundred, we call it 100 "and" This is a thousand, we call it 1000 ",which are discharged in turn from right to left, and then a three-stage teaching method is carried out. 5. Remind children after work is finished. If you still want to do this job, please continue. If you don't want it, we'll put it back. 7. Introduction of large number card-decimal operation steps: 1, invite children to do it and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Bring a lot of cards to the work carpet. 4. The teacher took out the big number plate "1, 10, 100. Then the three-stage teaching method is carried out. 5. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want it, we'll put it back. 8. Combination of Golden Beads and Numbers-Decimal introduction operation steps: 1, inviting children to work and explaining the name of teaching AIDS. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Walk to the work carpet with gold balls and big number plates. 4. The teacher starts with "1, 10, 100" and then puts the digital cards "1, 10, 1000" in the corresponding places. 5. Prompt the child after the work is completed. If you still want to do this job, please continue. If we don't want it, we will put it back in its original position. The steps of crisis operation are as follows: demonstrate 1: 1, invite children to work and explain the name of teaching AIDS. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Bring gold beads to the work carpet. 4, the teacher demonstrated, starting from the single digits, "1, 2,3? 9. Add 1 and it becomes 10 "5. Introduce it to "1000" by the above method. 6. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want us to put it back, let's demonstrate. 2. Invite children to work and explain the name of the teaching aid. 9. Add 1 and it becomes 10 "5. Introduce it to "1000" by the above method. 6. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want us to put it back, let's demonstrate 3: 1. Invite children to work and explain the name of the teaching aid. 2.9. Add another 1 and it becomes10 "5. Introduce it to "1000" by the above method. 6. Match the number of gold balls next to the big number plate. 7. Prompt the child after the work is completed. If you still want to do this job, please continue. If we don't want it, we will put it back in its original position. 10. patch panel operation step 1: demonstrate 1: 1, invite children to do it and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Transport the number of plug-in boards I to the work carpet. 4. The teacher demonstrates, "This is 10 plus 1. We call it 1 1 ","This is 10, plus a 2, we call it 12 ",and then carry out a three-stage teaching method. 5. Introduce to "19" by the above method. 6. Remind children after work is finished. If you still want to do this job, please continue. If you don't want to, let's put it back to demonstrate 2: 1, ask the children to begin and explain the name of the teaching aid 2, lead the children to the teaching aid position to get the teaching aid 3, lift the root board I onto the work carpet 4, and arrange the digital card of the root board I from 1 to 9 5, and the teacher will demonstrate, "10, plus one/kloc-0. 7. After the work is finished, remind the children that if you don't want to, we will put it back. XI。 Step 2 of inserting the root board: demonstrate 1: 1, invite children to do it and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Carry a certain amount of plug board II to the work carpet. 4. The teacher demonstrated, "1, 2,3? 10 ","10 plus one 1 equals 1 1 0 plus one 2 equals 12? 19 plus one 1 equals 20, and 29 plus one 1 equals 30? "5. Introduce" 99 "to children in the above way. 6. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want it, we'll put it back. Demonstration 2: Ask the children to do it and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Move the plug root board II to the work carpet. 4. Remove the digital card of the root board II from 1. "10 plus one 1 equals 1 1 0 plus one 2 equals 12? 19 plus a 1 equals 20? "6. Introduce to" 99 "by the above method (the teacher can invite children to participate after the demonstration) 7. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want it, we'll put it back. Demonstration 3: 1. Invite children to work and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Carry a certain amount of plug board II and plug board II to the work blanket. 4. Combine the numbers with the number 5. Introduce to "99" by the above method (the teacher can invite children to participate after the demonstration) 6. Prompt the child after the work is completed. If you still want to do this job, please continue. If we don't want it, we will put it back. Step: 1, ask the children to do it and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Carry the 100 board to the work blanket. 4, let the children read from 1- 100. 5. Take out the number of 1- 10. Then use the control panel to check whether it is arranged correctly. 6. Arrange it as "100" by the above method. 7. Prompt the child after the work is completed. If you still want to do this job, please continue. If we don't want it, we will put it back. 13. Operation steps of one hundred beaded chains: 1, invite children to do it and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Take one hundred bead chains to the work carpet. 4. First compare a 100-bead chain with a 100-bead chain, and then unfold the 100-bead chain. 5. Put one hundred digital cards with beaded chains together, with the same color, and classify them on the work carpet. 6. Calculate and put the digital card under the corresponding number of beads. 7. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want it, we'll put it back. 14. Operation steps of stamp game: demonstration 1: 1. Invite children to work and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Take the stamp game to the table. 4. Look at the topic "24 16", first take the amount of 24 16, starting with single digits, and then take the amount of 1242 and put it under the red line; 5. "Add up is add up", combine the two groups of numbers with red lines, then count them * * *, write the answers on the title card, then look at the answers after completion, and finally open the title card to check whether it is correct. 6. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want to, we'll put it back to the original place to demonstrate 2: 1, invite the children to do it and explain the name of the teaching aid 2, lead the children to get the teaching aid 3, carry the stamp game on the table 4, and read the topic "3475+52 16=? ",first take the amount of 3475, starting with single digits, and then take the amount of 52 16 and put it under the red line; 5. "Add up is add up", draw a red line to add up the two groups of numbers respectively, and then count a * * *. The unit numbers add up to 10 1. We can change it to 1 10" 6. Write the answer on the title card and read it again after you finish. Finally, open the title card and check whether it is correct. 7. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want it, we'll put it back. 15. Operation steps of multiplication board: 1. Invite children to work and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Take the multiplication board to the table. 4. Move the digital card of the multiplication table from 1 to 1 index 4, put the red chip above the number 4, put the digital card of the multiplicand 3 in the groove, explain "4 times 3" to the children, and put the red beads in the corresponding concave holes to complete the number of * * *, and the final answer is/kloc. Finally, open the question card to check whether it is correct, and then look at the answer to the question after completion. 6. Prompt the child after the work is completed. If you still want to do this job, please continue. If you don't want it, we'll put it back. 16. Operation steps of separating plates: 1. Invite children to work and explain the name of the teaching aid. 2. Lead the child to the teaching aid position to get the teaching aid. 3. Take the reticle to the table. 4. Look at the title card "12 ÷ 3 =? "Take out 12 beads, distribute them to three little people evenly, then take out three little people and put them on the partition board, and put 12 beads in the corresponding concave holes. After separation, every villain is the same, so take a villain as a substitute table and give it to four beads. The final answer is 4. Finally, open the question card to check whether it is correct, and wait until the work is completed to see the answer to the question. If you still want to do this job, please continue. If you don't want it, we'll put it back. 17. Operation steps of fractional graphics: demonstrate 1: 1, invite children to do it and explain the name of the teaching aid. 2. Lead children to get teaching AIDS. 3. Bring the decimal to the table. 4. Compare the first score with other scores. 5. A complete decimal, which we call "1". Divide "1 point family" into two equal parts, which we call "2-point family". 6. Complete the "three-point family" and "four-point family" with the above method, and then carry out the three-stage teaching method. 7. Prompt the child after the work is completed. If you still want to do this job, please continue. If we don't want to, we will put the demonstration 2: 1 back in its original place, invite children to start work and explain the name of the teaching aid 2, lead the children to get the teaching aid 3, carry the fractional figure on the table 4, take out the symbol of "1 family" and match it with the number of "1 family" 5, and complete the "2-point family" by the above method.