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Dana

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Everything posted by Dana

  1. I teach nights using a chalkboard. In the winter, my hands get really dried out. Lately, I've been using CeraVe (sold at my dermatologist's office) and if I use it daily, my skin doesn't get to the cracked & bleeding stage. If I wait too long and the skin gets really bad, I've had great success using Lansinoh overnight. I figured if it worked for cracked nipples, it should work great for cracked hands - and it does!
  2. Singapore requires you to register before posting or even reading posts on the boards for curriculum users. There is no fee for registering. You can read posts on the pre-purchase questions board, and then once you register (just like here) you can post. I don't use Sonlight, but it amazes me that you have to pay to use discussion boards. Wow!
  3. I would have, but I ate them for breakfast last week and have to make more. On the plus side, my son wants to be sure I make cookies so he can leave some out for Santa, so I'll have more to snack on later this week!
  4. I haven't started with MPH but I've been doing some planning with it :) If you start with Diversity (as suggested), you should be fine with household stuff until lesson 2.2 where you'll need a potted plant (30-50cm) and a box to put over the plant. At section 6.4 you'll need 3 petri dishes filled with agar. So I'd imagine if you're looking to order quickly from Rainbow, you can get the petri dishes, but I don't think you'll need too much more right away. But again, this is just from my notes reading through the books - other people may have better lists (and if so, I want them!) :001_smile:
  5. :iagree: My mom manages my grandmother's money (after her planner had her cash all tied up in stocks - when she was in her late 80s!) Mom got Grandma out of stocks before the market crash, so Grandma's appreciative. Vanguard is also pretty good for low fees for mutual funds.
  6. You'll get more information about Singapore on the curriculum boards here than you do on the boards there. And I'd think that when they say having bought "from us or one of our partners" that anywhere that sells the books is a "partner" :D But I also don't like having to register for forums before surfing them for a while.
  7. You don't want to take any chances with food allergies. Our son had an anaphylactic reaction to cashews. I'm so grateful we had the Epi and listened to him when he said his throat itched. It was a bad reaction. His allergist said to avoid peanuts as well as all tree nuts due to the cross-contamination dangers. Cashews and pistacios are in the same tree nut family. Our allergist also said we should avoid sesame due to some studies of cross-reactivity in Europe, so we are. You'll find a new normal. Don't leave the house without the Epi-pens though. Also, join FAAN (Food Allergy and Anaphyllaxis Network). We get email updates of food recalls, so that helps. The good news is that tree nuts are much easier to avoid than some other allergens. We also can't have dairy. And the Food Allergies for Dummies book is a good one.
  8. Or if not locking older threads (because I do see the benefit to sometimes pulling up older threads), maybe having a box to click asking "Are you sure you want to reply to this thread when the last post was XX months ago?" And for Lakota, "trolling" is when people post provocative statements just to start arguments and don't really care about answers - just about stirring up trouble.
  9. I've worked through Bk 0 Ch 1 (Operational Systems) and am partially through Bk 0 Ch 2 (Integers). I'm still needing to write a test for Ch 1 (blech). In integers, they use a "hat" system to represent negative numbers. This is done to distinguish the negative sign as an additive inverse. I'm showing my son negative numbers now, so I don't know how it'll work with him when we use the new notation, but it really does do a good job of helping solidify the concept of inverse. I do have all the EM books, so if anyone does start getting them and working with them, please PM me (or start a thread on it) and I'll be happy to compare answers (and share tests if I get some written).
  10. Maybe the table here will help? Overall, I think either will work fine with Miquon. I chose to switch to Standards to add back in more info and I'm happy with it - although the US edition seems fine too. :D
  11. We used the US edition of 1, so I don't recall whether we had the same problem or not, but wouldn't it work as the "whole" - "part" = "part" model? If the picture didn't show the broken eggs at all and asked how many eggs had been used, then you'd have 10 - 6 = ?? and it would match the picture. Maybe it just depends on what types of problems were nearby. Errata for the new texts are here and Jenny has been great when I've caught errors and emailed her.
  12. You could do a count-down calendar until end of March and watch each day vanish. That might make the waiting easier.
  13. And here's where the errata are for the current texts. I'd checked at the other site and hadn't seen the new errata page. I found an error in the HiG for Mental Math and emailed Jenny. Her contact info is available on the Singapore site - or the discussion boards there work well too.
  14. There's a website for our state where you can look up ratings of restaurants (all have to be inspected... I think it's through DHEC). You can see if there had been a prior issue that was addressed, when their last inspection was, and then see if you're comfortable going again. Personally, I wouldn't be back.
  15. Recommended by my mother - a minister who has completed a master's degree in Family Life Counseling: A Lasting Promise: A Christian Guide to Fighting for your Marriage - Scott Stanley Her comments: really good research & practical advice including "speaker-listener technique" and from a really responsible Christian perspective (egalitarian marriage...)
  16. I was thinking it was an n-1 somewhere but just wasn't seeing it! That'll keep this from bugging me during the day tomorrow. Thanks!! Katie - good luck with it! I'd be interested in hearing the answer when you finally get it if it's a method that wasn't mentioned. (And I really should get to bed now!)
  17. I'll give this a shot... Total cost = (cost per bus)(# buses) Total cost = 350(# buses) That's the easy part :) Then, the number of buses depends on the number of students. Say we have 25 students. We need 1 bus. Say we have 55 students. We still only need 1 bus. Say we have 88 students. We need 2 buses. 130 students and we're up to 3 buses. Back to students on the bus. input (students) output (buses) 25 1 55 1 88 2 130 3 n still not really easy here... let's play around and see how we can use our earlier numbers and get a formula. The number of buses needed depends on the number of students. Every 60 students gets 1 bus. So 60 students = 1 bus, 120 students = 2 buses 180 students = 3 buses. If we've got a number of students that's divisible by 60, we're fine - the number of buses is (students) / 60. 60 students gives 60/60 = 1 bus 120 students gives 120/60 = 2 buses 180 students gives 180/60 = 3 buses. So what do we do when the number is not evenly divisible by 60? 25 students gives 25/60 ~ 0.42 55 students gives 55/60 ~ 0.92 88 students gives 88/60 ~ 1.47 130 students gives 130/60 ~ 2.17 But we can't drive around in a fractional bus :glare: So we need a way to have only natural numbers for the number of buses. Depending on what tools you have at this point in the text, you might approach this in different ways. The way I'll mention is using the greatest integer function (sometimes represented as brackets [ with double bars, for the internet, I'll just use brackets. The greatest integer function is the greatest number that is less than or equal to the number that's input. So [1] = 1 but [0.5] = 0. [0.42] = 0 [0.92] = 0 [1.47] = 1 [2.17] = 2 Hey... this is pretty close to the number of buses we need... except it's one less, so we want to add 1 to our answer. students buses 25 [25/60] + 1 = 0+1 = 1 55 [55/60] + 1 = 0 + 1 = 1 88 [88/60] + 1 = 1 + 1 = 2 130 [130/60] + 1 = 2 + 1 = 3 Starting to look better! n [n/60] + 1 Unfortunately, we do have a problem... remember the easy ones? If we had 180 students? Using this formula, that would give us [180/60]+1 buses or [3]+1 = 3+1 = 4 buses :( There's probably a way around this to get a more elegant formula, but it's late here and I don't have time to play with it tonight. So I'd state the answer in two ways... Cost = 350(# buses) If 60 is a factor of n, C(n) = 350(n/60) If 60 is not a factor of n, C(n) = 350* ([n/60]+1) I don't know if this is a problem you have the answer to and are trying to see where it comes from, but if you can give some more info (do you know about the greatest integer function at this point? are you using modulus arithmetic as was mentioned above?) then I may be able to play with it some more tomorrow... Let me know a bit more about the tools/techniques you have. I don't like it as a piecewise function, but that's all I've got for now! Hope it helps some... I find using words helps a lot and so does setting up charts for what you know is going on, then see if you can come up with a formula that matches the data.
  18. I'd ask your librarian for suggestions if you have a good library. We're very lucky. You can also look at book lists to get ideas. My son (7) said he was interested in knights. I gave him Sword in the Stone to read - he finished it in a couple of weeks. I've started him on Lloyd Alexander's Prydain Chronicles. Some of it is probably a bit much, but I'm reading it as well and we are talking about any of the scary parts. One idea would be any books that are on CD (from library again). My son's enjoying listening to the Hitchhiker's Guide to the Galaxy radio show while reading along in the radio scripts book. At 6 he basically taught himself to read from the Calvin & Hobbes cartoons. :glare: I'd think the Beverly Cleary books would be good. Paddington Bear books may also be an idea. My son enjoyed Half-Magic (Edward Eager), Roald Dahl books, and lots of nonfiction. And check with librarians.
  19. Congratulations! :thumbup1: Glad you had a great day!
  20. My son has the Kodak Easy-Share camera. (Amazon link - although you may want to check at Target or Walmart instead... I'm not quite sure this is the exact model). It's worked well for him, takes good pictures, will also take video. We got a Wii strap to use as a strap for the camera so he wouldn't drop it. (He got it as a 6th birthday present from my folks.)
  21. I've found using the iExcel books (which I've only found at the Singapore site) to be helpful in setting up and seeing the bar models. The first half of each book is just general approaches to solving math problems/brain teasers. But the second half shows bar models for the arithmetic itself, then for word problems. They've been very helpful when we do the CWP books.
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